Search Results: " elon musk spends $20.1 billion"

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03:49 Popular
Pusher Love Girl - Pentatonix (Justin Timberlake Cover)

1,007 views / 1 likes - added 9 years ago

ORDER PTXMAS DELUXE EDITION - http://smarturl.it/PTXmas?IQid=yt ORDER PTX VOL. 2 - http://smarturl.it/PTXVolume2?IQid=yt ORDER PTX VOL. 1 - http://smarturl.it/PTXVol1?IQid=yt http://www.ptxofficial.com http://www.twitter.com/ptxofficial @ptxofficial http:
04:09 Popular
[Official Video] Can't Hold Us - Pentatonix (Macklemore&Ryan Lewis cover)

947 views / 4 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:31 Popular
[Official Video] Royals - Pentatonix (Lorde Cover)

1,405 views / 5 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
08:25
PTX VOL. II - An Introduction

498 views / 0 likes - added 9 years ago

ORDER PTXMAS DELUXE EDITION - http://smarturl.it/PTXmas?IQid=yt ORDER PTX VOL. 2 - http://smarturl.it/PTXVolume2?IQid=yt ORDER PTX VOL. 1 - http://smarturl.it/PTXVol1?IQid=yt http://www.ptxofficial.com http://www.twitter.com/ptxofficial @ptxofficial http:
06:11 Popular
Evolution of Beyoncé - Pentatonix

778 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:56 Popular
[Official Video] Daft Punk - Pentatonix

991 views / 9 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:17 Popular
[Official Video] Cruisin' for a Bruisin' - Pentatonix

816 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:14 Popular
[Official Video] Little Drummer Boy - Pentatonix

994 views / 4 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:36
[Official Video] Angels We Have Heard On High - Pentatonix

693 views / 4 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:24 Popular
[Official Video] I Need Your Love - Pentatonix (Calvin Harris feat. Ellie Goulding Cover)

1,080 views / 3 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:25 Popular
C is for Cookie/Rubber Ducky - Pentatonix feat. Cookie Monster

776 views / 0 likes - added 9 years ago

Check out our performance of the number medley on Sesame Street: http://bit.ly/1d46q4k Watch the full episode when it airs on TV: Feb 7, 2014 on PBS Kids ORDER PTXMAS DELUXE EDITION - http://smarturl.it/PTXmas?IQid=yt ORDER PTX VOL. 2 - http://smarturl.it
04:26
[Official Video] Run to You - Pentatonix

658 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:41 Popular
[Official Video] Valentine - Pentatonix (Jessie Ware&Sampha Cover)

748 views / 2 likes - added 9 years ago

ORDER PTXMAS DELUXE EDITION - http://smarturl.it/PTXmas?IQid=yt ORDER PTX VOL. 2 - http://smarturl.it/PTXVolume2?IQid=yt ORDER PTX VOL. 1 - http://smarturl.it/PTXVol1?IQid=yt http://www.ptxofficial.com http://www.twitter.com/ptxofficial @ptxofficial http:
04:40 Popular
[Official Video] Say Something - Pentatonix (A Great Big World&Christina Aguilera Cover)

1,008 views / 4 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:23 Popular
Happy - Pentatonix (Pharrell Cover)

732 views / 5 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:20 Popular
[Official Video] Love Again - Pentatonix

1,581 views / 6 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
00:25
PTX Vol. III Teaser

563 views / 0 likes - added 9 years ago

BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=tsr BUY PTX VOL I http://smarturl.it/PTXVol1?IQid=tsr | BUY PTX VOL II http://smarturl.it/PTXVolume2?IQid=tsr STREAM PTX VOL III ON SPOTIFY: http://smarturl.it/PTXVol3Spot?IQid=tsr STREAM PTX VOL I http://sm
03:38 Popular
[Official Video] Problem - Pentatonix (Ariana Grande Cover)

3,029 views / 18 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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04:11 Popular
[Official Video] La La Latch - Pentatonix (Sam Smith/Disclosure/Naughty Boy Mashup)

1,260 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:14 Popular
[Official Video] Papaoutai– Pentatonix ft. Lindsey Stirling (Stromae Cover)

1,093 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:10 Popular
[Official Video] Rather Be - Pentatonix (Clean Bandit Cover)

1,171 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:10 Popular
[Official Video] White Winter Hymnal - Pentatonix (Fleet Foxes Cover)

1,154 views / 10 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT | BUY WHITE WINTER HYMNAL VIDEO http://smarturl.it/PTXWWHiTv BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | B
03:46 Popular
[Official Video] Winter Wonderland/Don’t Worry Be Happy - Pentatonix (ft Tori Kelly)

894 views / 3 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY“THAT’S CHRISTMAS TO ME” http://smarturl.it/PTXtctmiT?iqiD=YT | BUY "WINTER WONDERLAND/DON'T WORRY BE HAPPY" VIDEO http://smarturl.it/PTXWWiTv BUY PTX VOL III http://smarturl.i
04:05 Popular
[Official Video] Mary, Did You Know? - Pentatonix

1,354 views / 17 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY“THAT’S CHRISTMAS TO ME” http://smarturl.it/PTXtctmiT?iqiD=YT | BUY "MARY, DID YOU KNOW?" VIDEO http://smarturl.it/PTXMDYKiTv BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt
03:25 Popular
[Official Video] That’s Christmas To Me - Pentatonix

882 views / 1 likes - added 9 years ago

WATCH OUR VLOG to Find Out What Christmas Means to PTX http://smarturl.it/PTXtctmVlog 2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smartu
03:42 Popular
[Official Video] Silent Night (Live) - Pentatonix

732 views / 3 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:21 Popular
[Official Video] Dance of the Sugar Plum Fairy - Pentatonix

1,143 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:10 Popular
[Yule Log Audio] Hark! The Herald Angels Sing - Pentatonix

924 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:48
[Yule Log Audio] White Winter Hymnal - Pentatonix

653 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:17
[Yule Log Audio] Sleigh Ride - Pentatonix

654 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:29
[Yule Log Audio] Winter Wonderland / Don't Worry Be Happy - Pentatonix ft Tori Kelly

687 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:03
[Yule Log Audio] That's Christmas to Me - Pentatonix

584 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:24 Popular
[Yule Log Audio] Mary, Did you Know? - Pentatonix

746 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:08
[Yule Log Audio] Dance of the Sugar Plum Fairy - Pentatonix

574 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:06
[Yule Log Audio] It's the Most Wonderful Time of the Year - Pentatonix

679 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:43
[Yule Log Audio] Santa Claus is Coming to Town - Pentatonix

688 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:14 Popular
[Yule Log Audio] Silent Night - Pentatonix

724 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:27
[Yule Log Audio] Let it Go - Pentatonix

604 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:04
Pentatonix Holiday Video Guide

598 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:24 Popular
[Yule Log Audio] This Christmas - Pentatonix

778 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:42 Popular
[Yule Log Audio] Angels We Have Heard on High - Pentatonix

1,380 views / 2 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
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03:14 Popular
[Yule Log Audio] Carol of the Bells - Pentatonix

867 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:04
[Yule Log Audio] Go Tell It On the Mountain - Pentatonix

569 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
04:12 Popular
[Yule Log Audio] Little Drummer Boy - Pentatonix

713 views / 4 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:36
[Yule Log Audio] O Come, O Come Emmanuel - Pentatonix

585 views / 1 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
02:26 Popular
[Yule Log Audio] O Holy Night - Pentatonix

721 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
03:44
[Yule Log Audio] The Christmas Song (Chestnuts Roasting on an Open Fire) - Pentatonix

577 views / 0 likes - added 9 years ago

2015 TOUR DATES (CITIES&VENUES LISTED BELOW) -- http://ptxofficial.com/tour BUY THAT’S CHRISTMAS TO ME http://smarturl.it/PTXtctmiT?iqiD=YT BUY PTX VOL III http://smarturl.it/PTXVol3?IQId=yt | BUY PTXMAS http://smarturl.it/PTXmas?IQId=yt | BUY PTX VOL I h
00:58
SUMMER TOUR ANNOUNCEMENT - WE’RE GOING ON THE ROAD WITH KELLY CLARKSON!!!

628 views / 0 likes - added 9 years ago

For all the tour pre-sale details, visit KellyClarkson.com NOW and check to see if we’re is coming to a city near you. See our upcoming On My Way Home World Tour dates below or head to PTXofficial.com. Can’t wait to see you!! _____________________________
03:56 Popular
Ellen Meets the‘Apparently’ Kid, Part 2

810 views / 3 likes - added 9 years ago

Ellen had so much fun with“apparently” kid Noah Ritter, we didn’t have room for it all in one video! Ellen Meets the ‘Apparently’ Kid, Part 1 https://www.youtube.com/watch?v=QrIrbeoDkT0
01:31 Popular
Baseball Hall of Fame Webisode 1 of 10: Home Base

994 views / 0 likes - added 9 years ago

The first of 10 GREAT MUSEUMS webisodes featuring The National Baseball Hall of Fame uses footage from the shoot for the original GREAT MUSEUMS public television episode. In 1 1/2 minutes, watch never before seen footage from GREAT MUSEUMS' pilgrimage to
01:59 Popular
At Rock Hall: American Music Masters Week Video Blog #1

961 views / 0 likes - added 9 years ago

Shooting for GREAT MUSEUMS' upcoming Rock and Roll Hall of Fame and Museum special began during American Music Masters Week. The 2011 honoree was Aretha Franklin. See the Queen of Soul in this video short, along with Janis Joplin's psychedelic Porsche Cab
03:26
Great Museums at the High Line Groundbreaking Ceremony: September 2012

612 views / 0 likes - added 9 years ago

Great Museums Television celebrates the High Line groundbreaking ceremony&press conference on September 20, 2012.
03:32 Popular
Sesame Street: Counting the "You"s in YouTube

1,597 views / 3 likes - added 9 years ago

Thank you for viewing our Sesame Street videos over ONE BILLION times and helping us become the first nonprofit organization to reach this milestone! Count Von Count is very excited about this achievement, so he put together this song for YOU. Help contin
01:18 Popular
Sesame Street: "Look and Find Elmo on Sesame Street" App Preview

1,205 views / 0 likes - added 9 years ago

"Look and Find® Elmo on Sesame Street is a new educational app from the creators of Potty Time with Elmo. In this app, everyone's favorite furry red monster needs help finding things that go HONK! and BOING! and CLANK! With Elmo as their guide, preschoole
02:53 Popular
Sesame Street: Transylvania 1-2-3-4-5 Song

1,224 views / 6 likes - added 9 years ago

Welcome to open stage night at Birdland. Put your wings up for tonight's first musical treat. It's The Count and his All-Bat Band performing Transylvania 1-2-3-4-5! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription_center?ad
01:53 Popular
Sesame Street: Five Kangaroos with Jessica Mauboy!

1,773 views / 0 likes - added 9 years ago

1,2,3,4,5 Kangaroos! Hop hop hop 5 big red kangaroos! How many Kangaroos do you count dancing in the sand? Jessica Mauboy counted 5. Count along and sing with her in the land down under! Subscribe to the Sesame Street Channel here: http://www.youtube.com/
01:17
Sesame Street: I'm 1 Too!

455 views / 0 likes - added 9 years ago

Ella is one kid with one cat (named Louie) and one tree in her backyard. She lives on the one planet where we all live and likes to look at the one moon we all share. Being one is a whole lot of fun. Subscribe to the Sesame Street Channel here: http://www
01:23 Popular
Sesame Street: Let's Count to Three (1,2,3)

1,008 views / 0 likes - added 9 years ago

Let's count to three! How many jellyfish do you see? How many loops do you see? How many comets? How many fireworks? Things sure are neat when they come in groups of three's! Subscribe to the Sesame Street Channel here: http://www.youtube.com/subscription
00:51 Popular
Sesame Street: 1D Visits Sesame Street (One Direction Too!)

1,186 views / 1 likes - added 9 years ago

1D! 1D! 1D! We love the number 1 and the letter D! They're both so dreamy! The way number 1 is before 2 and 3 makes our hearts leap. And who can resist letter D. He's right after C, but right before E. What a letter! 1D might be the most popular act in sh
01:31 Popular
Sesame Street: Song of One (Baker #1)

1,197 views / 0 likes - added 9 years ago

Can you count to the number 1? It's a fun number to count to. Just say it, "one," and you are done. How many things are there just one of? You have one belly button, there is one sun, one moon, and one big tree in your backyard. One is a special number. S
01:13 Popular
Sesame Street: Number 1 (Number of the Day)

1,756 views / 0 likes - added 9 years ago

Number 1! Number 1! Number 1! You might be wondering who: who is number 1? And the answer is simple: number 1! Number 1 is such a great number. Number 1 is a fearless leader, coming before all the other numbers, leading the pack and helping you get to num
01:14 Popular
Sesame Street: Number 3 (Number of the Day Song)

2,149 views / 0 likes - added 9 years ago

Oh 3! You magical number, you. You are the number of tricycles, blind mice, and little kittens! What a pleasure it is to to count to you. Such a comfort passing through 1, and 2, and getting to you. Subscribe to the Sesame Street Channel here: http://www.
00:50 Popular
Sesame Street: Watch&Play with Sesame Street GO (App Preview)

1,247 views / 0 likes - added 9 years ago

Sesame Street Go is a subscription video on demand app that delivers all your favorite Sesame Street videos and games anytime, anywhere! Download the app for free and get an unlimited 48 hour all-access pass or sign up for just $3.99 a month or $29.99 a y
02:17 Popular
Sesame Street: Cookie Bunny is Coming to Town

845 views / 1 likes - added 9 years ago

The Cookie Bunny is going hippity hoppity all through town to hide cookies for good little boys and girls to find. Cookie Bunny has one white cookie and two blue cookies. So how many cookies will Cookie Bunny hide this year? Do you know what 1 + 2 is? Cou
10:47 Popular
Russia, the Kievan Rus, and the Mongols: Crash Course World History #20

747 views / 0 likes - added 9 years ago

In which John Green teaches you how Russia evolved from a loose amalgamation of medieval principalities known as the Kievan Rus into the thriving democracy we know today. As you can imagine, there were a few bumps along the road. It turns out, our old fri
11:11 Popular
The Agricultural Revolution: Crash Course World History #1

847 views / 0 likes - added 9 years ago

Crash Course World History is now available on DVD! Visit http://dft.ba/-CCWHDVD to buy a set for your home or classroom. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
10:26 Popular
Ecology - Rules for Living on Earth: Crash Course Biology #40

2,263 views / 0 likes - added 9 years ago

Hank introduces us to ecology - the study of the rules of engagement for all of us earthlings - which seeks to explain why the world looks and acts the way it does. The world is crammed with things, both animate and not, that have been interacting with ea
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11:52 Popular
Fungi: Death Becomes Them - CrashCourse Biology #39

976 views / 2 likes - added 9 years ago

Death is what fungi are all about. By feasting on the deceased remains of almost all organisms on the planet, converting the organic matter back into soil from which new life will spring, they perform perhaps the most vital function in the global food web
10:24 Popular
The Plants&The Bees: Plant Reproduction - CrashCourse Biology #38

1,719 views / 0 likes - added 9 years ago

Hank gets into the dirty details about vascular plant reproduction: they use the basic alternation of generations developed by nonvascular plants 470 million years ago, but they've tricked it out so that it works a whole lot differently compared to the wa
11:54 Popular
Vascular Plants = Winning! - Crash Course Biology #37

1,100 views / 0 likes - added 9 years ago

Hank introduces us to one of the most diverse and important families in the tree of life - the vascular plants. These plants have found tremendous success and the their secret is also their defining trait: conductive tissues that can take food and water f
09:42 Popular
The Lives of Nonvascular Plants: Alternation of Generations - Crash Course Biology #36

1,396 views / 0 likes - added 9 years ago

Hank introduces us to nonvascular plants - liverworts, hornworts&mosses - which have bizarre features, kooky habits, and strange sex lives. Nonvascular plants inherited their reproductive cycle from algae, but have perfected it to the point where it i
12:17 Popular
Old&Odd: Archaea, Bacteria&Protists - CrashCourse Biology #35

844 views / 1 likes - added 9 years ago

Hank veers away from human anatomy to teach us about the (mostly) single-celled organisms that make up two of the three taxonomic domains of life, and one of the four kingdoms: Archaea, Bacteria, and Protists. They are by far the most abundant organisms o
11:21 Popular
Great Glands - Your Endocrine System: CrashCourse Biology #33

1,193 views / 1 likes - added 9 years ago

Hank fills us in on the endocrine system - the system of glands which produce and secrete different types of hormones directly into the bloodstream to regulate the body's growth, metabolism, and sexual development&function. Like CrashCourse on Facebook: h
15:02 Popular
Your Immune System: Natural Born Killer - Crash Course Biology #32

920 views / 0 likes - added 9 years ago

Hank tells us about the team of deadly ninja assassins that is tasked with protecting our bodies from all the bad guys that want to kill us - also known as our immune system. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCour
12:52 Popular
Big Guns: The Muscular System - CrashCourse Biology #31

1,781 views / 1 likes - added 9 years ago

Hank tells us the story of the complicated chemical dance that allows our skeletal muscles to contract and relax. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCourse: http://www.facebook.com/YouTubeCrashCourse Follow CrashCo
13:11 Popular
The Skeletal System: It's ALIVE! - CrashCourse Biology #30

1,301 views / 1 likes - added 9 years ago

Hank introduces us to the framework of our bodies, our skeleton, which apart from being the support and protection for all our fleshy parts, is involved in many other vital processes that help our bodies to function properly. Crash Course Biology is now a
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12:21 Popular
The Excretory System: From Your Heart to the Toilet - CrashCourse Biology #29

1,291 views / 1 likes - added 9 years ago

Hank takes us on the fascinating journey through our excretory system to learn how our kidneys make pee. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCourse on Facebook: http://www.facebook.com/YouTubeCrashCourse Follow Cras
11:53 Popular
The Digestive System: CrashCourse Biology #28

1,075 views / 6 likes - added 9 years ago

Hank takes us through the bowels of the human digestive system and explains why it's all about surface area. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like Crash Course? http://www.facebook.com/youtubecrashcourse Follow Crash Cours
11:40 Popular
Circulatory&Respiratory Systems - CrashCourse Biology #27

2,260 views / 0 likes - added 9 years ago

Hank takes us on a trip around the body - we follow the circulatory and respiratory systems as they deliver oxygen and remove carbon dioxide from cells, and help make it possible for our bodies to function. Crash Course Biology is now available on DVD! ht
12:10 Popular
Chordates - CrashCourse Biology #24

1,633 views / 0 likes - added 9 years ago

Hank introduces us to ourselves by taking us on a journey through the fascinatingly diverse phyla known as chordata. And the next time someone asks you who you are, you can give them the facts: you're a mammalian amniotic tetrapodal sarcopterygian osteich
11:31 Popular
Simple Animals: Sponges, Jellies,&Octopuses - Crash Course Biology #22

847 views / 0 likes - added 9 years ago

Hank introduces us to the "simplest" of the animals, complexity-wise: beginning with sponges (whose very inclusion in the list as "animals" has been called into question because they are so simple) and finishing with the most complex molluscs, octopuses a
08:51 Popular
Comparative Anatomy: What Makes Us Animals - Crash Course Biology #21

1,764 views / 0 likes - added 9 years ago

Hank introduces us to comparative anatomy, which studies the similarities and differences in animal anatomy to support the theory of evolution and the shared ancestry of living things. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like
11:44 Popular
Evolution: It's a Thing - Crash Course Biology #20

1,150 views / 0 likes - added 9 years ago

Hank gets real with us in a discussion of evolution - it's a thing, not a debate. Gene distribution changes over time, across successive generations, to give rise to diversity at every level of biological organization. Crash Course Biology is now availabl
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12:16 Popular
Taxonomy: Life's Filing System - Crash Course Biology #19

1,248 views / 0 likes - added 9 years ago

Hank tells us the background story and explains the importance of the science of classifying living things, also known as taxonomy. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com/You
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11:05 Popular
Population Genetics: When Darwin Met Mendel - Crash Course Biology #18

940 views / 0 likes - added 9 years ago

Hank talks about population genetics, which helps to explain the evolution of populations over time by combing the principles of Mendel and Darwin, and by means of the Hardy-Weinberg equation. Crash Course Biology is now available on DVD! http://dft.ba/-8
10:57 Popular
Evolutionary Development: Chicken Teeth - Crash Course Biology #17

1,072 views / 0 likes - added 9 years ago

Hank introduces us to the relatively new field of evolutionary developmental biology, which compares the developmental processes of different organisms to determine their ancestral relationship, and to discover how those processes evolved. Also fruit flie
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11:32 Popular
Animal Development: We're Just Tubes - Crash Course Biology #16

874 views / 0 likes - added 9 years ago

Hank discusses the process by which organisms grow and develop, maintaining that, in the end, we're all just tubes. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.com/youtubecrashcourse
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10:25 Popular
Speciation: Of Ligers&Men - Crash Course Biology #15

1,495 views / 0 likes - added 9 years ago

Hank explains speciation - the evolutionary process by which new biological species arise - in terms of finches, ligers, mules, and dogs. Crash Course Biology is now available on DVD! http://dft.ba/-8css Like CrashCourse on Facebook: http://www.facebook.c
12:45 Popular
Natural Selection - Crash Course Biology #14

2,024 views / 0 likes - added 9 years ago

Hank guides us through the process of natural selection, the key mechanism of evolution. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like CrashCourse on Facebook: http://www.fa
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11:43 Popular
Cell Meiosis: Crash Course Biology #13

994 views / 0 likes - added 9 years ago

Hank gets down to the nitty gritty about meiosis, the special type of cell division that is necessary for sexual reproduction in eukaryotic organisms. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Compl
10:48 Popular
Mitosis: Splitting Up is Complicated - Crash Course Biology #12

1,419 views / 0 likes - added 9 years ago

Hank describes mitosis and cytokinesis - the series of processes our cells go through to divide into two identical copies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras
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14:08 Popular
DNA, Hot Pockets,&The Longest Word Ever: Crash Course Biology #11

1,135 views / 0 likes - added 9 years ago

Hank imagines himself breaking into the Hot Pockets factory to steal their secret recipes and instruction manuals in order to help us understand how the processes known as DNA transcription and translation allow our cells to build proteins. Crash Course B
12:59 Popular
DNA Structure and Replication: Crash Course Biology #10

1,197 views / 0 likes - added 9 years ago

Hank introduces us to that wondrous molecule deoxyribonucleic acid - also known as DNA - and explains how it replicates itself in our cells. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series
13:15 Popular
Photosynthesis: Crash Course Biology #8

1,055 views / 3 likes - added 9 years ago

Hank explains the extremely complex series of reactions whereby plants feed themselves on sunlight, carbon dioxide and water, and also create some by products we're pretty fond of as well. Crash Course Biology is now available on DVD! http://dftba.com/pro
13:26 Popular
ATP&Respiration: Crash Course Biology #7

855 views / 0 likes - added 9 years ago

In which Hank does some push ups for science and describes the "economy" of cellular respiration and the various processes whereby our bodies create energy in the form of ATP. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/Cras
10:28 Popular
Plant Cells: Crash Course Biology #6

1,497 views / 1 likes - added 9 years ago

Hank describes why plants are so freaking amazing - discussing their evolution, and how their cells are both similar to&different from animal cells. Crash Course Biology now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-S
11:45 Popular
In Da Club - Membranes&Transport: Crash Course Biology #5

741 views / 0 likes - added 9 years ago

Hank describes how cells regulate their contents and communicate with one another via mechanisms within the cell membrane. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras
11:35 Popular
Eukaryopolis - The City of Animal Cells: Crash Course Biology #4

1,102 views / 0 likes - added 9 years ago

Hank tells us about the city of Eukaryopolis - the animal cell that is responsible for all the cool things that happen in our bodies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Se
12:33 Popular
That's Why Carbon Is A Tramp: Crash Course Biology #1

1,436 views / 0 likes - added 9 years ago

And thus begins the most revolutionary biology course in history. Come and learn about covalent, ionic, and hydrogen bonds. What about electron orbitals, the octet rule, and what does it all have to do with a mad man named Gilbert Lewis? It's all containe
12:57 Popular
Don't Reanimate Corpses! Frankenstein Part 1: Crash Course Literature 205

1,033 views / 2 likes - added 9 years ago

In which John Green teaches you about Mary Shelley's novel, Frankenstein. Sure, you know Frankenstein the cultural phenomenon, but how much do you know about the novel that started it all? You'll learn about the Romantic movement in English lit, of which
10:52
Language, Voice, and Holden Caulfield: The Catcher in the Rye Part 1

659 views / 0 likes - added 9 years ago

In which John Green examines JD Salinger's novel The Catcher in the Rye. John pulls out the old school literary criticism by examining the text itself rather than paying attention to the biographical or historical context of the novel (that's for next wee
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07:00 Popular
How and Why We Read: Crash Course English Literature #1

1,129 views / 2 likes - added 9 years ago

In which John Green kicks off the Crash Course Literature mini series with a reasonable set of questions. Why do we read? What's the point of reading critically. John will argue that reading is about effectively communicating with other people. Unlike a d
13:27 Popular
World War II Part 1: Crash Course US History #35

1,501 views / 6 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
13:12 Popular
The Roaring 20's: Crash Course US History #32

2,207 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Free is nice, but if you can afford to pay a little every month, it really helps us to continue producing th
12:01 Popular
The Civil War, Part I: Crash Course US History #20

1,323 views / 11 likes - added 9 years ago

In which John Green ACTUALLY teaches about the Civil War. In part one of our two part look at the US Civil War, John looks into the causes of the war, and the motivations of the individuals who went to war. The overarching causes and the individual motiva
15:05 Popular
Age of Jackson: Crash Course US History #14

951 views / 2 likes - added 9 years ago

In which John Green teaches you about the presidency of Andrew Jackson So how did a president with astoundingly bad fiscal policies end up on the $20 bill? That's a question we can't answer, but we can tell you how Jackson got to be president, and how he
11:20 Popular
The Black Legend, Native Americans, and Spaniards: Crash Course US History #1

934 views / 1 likes - added 9 years ago

In which John Green kicks off Crash Course US History! Why, you may ask, are we covering US History, and not more World History, or the history of some other country, or the very specific history of your home region? Well, the reasons are many. But, like
09:05 Popular
Nomenclature - Crash Course Chemistry #44

1,368 views / 0 likes - added 9 years ago

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08:38 Popular
Hydrocarbon Derivatives - Crash Course Chemistry #43

1,120 views / 0 likes - added 9 years ago

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09:50 Popular
Aromatics and Cyclic Compounds - Crash Course Chemistry #42

1,822 views / 0 likes - added 9 years ago

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09:36 Popular
Alkenes&Alkynes - Crash Course Chemistry #41

1,092 views / 0 likes - added 9 years ago

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09:42 Popular
The History of Atomic Chemistry: Crash Course Chemistry #37

1,056 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
09:04 Popular
Electrochemistry: Crash Course Chemistry #36

1,494 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
09:27 Popular
Silicon - The Internet's Favorite Element: Crash Course Chemistry #35

1,295 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
08:20 Popular
Network Solids and Carbon: Crash Course Chemistry #34

941 views / 0 likes - added 9 years ago

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09:18 Popular
Doing Solids: Crash Course Chemistry #33

1,108 views / 0 likes - added 9 years ago

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09:57
Kinetics: Chemistry's Demolition Derby - Crash Course Chemistry #32

639 views / 0 likes - added 9 years ago

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11:41 Popular
Buffers, the Acid Rain Slayer: Crash Course Chemistry #31

1,022 views / 2 likes - added 9 years ago

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11:23 Popular
pH and pOH: Crash Course Chemistry #30

920 views / 1 likes - added 9 years ago

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09:29 Popular
Equilibrium Equations: Crash Course Chemistry #29

745 views / 0 likes - added 9 years ago

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10:57 Popular
Equilibrium: Crash Course Chemistry #28

1,190 views / 0 likes - added 9 years ago

In this episode of Crash Course Chemistry, Hank goes over the ideas of keeping your life balance... well, your chemical life. Equilibrium is all about balance and today Hank discusses Chemical Equilibrium, Concentration, Temperature, and Pressure. Also, h
08:21 Popular
Solutions: Crash Course Chemistry #27

705 views / 0 likes - added 9 years ago

This week, Hank elaborates on why Fugu can kill you by illustrating the ideas of solutions and discussing molarity, molality, and mass percent. Also, why polar solvents dissolve polar solutes, and nonpolar solvents dissolve nonpolar solutes. All that plus
13:41 Popular
Entropy: Embrace the Chaos! Crash Course Chemistry #20

785 views / 0 likes - added 9 years ago

Life is chaos and the universe tends toward disorder. But why? If you think about it, there are only a few ways for things to be arranged in an organized manner, but there are nearly infinite other ways for those same things to be arranged. Simple rules o
11:24 Popular
Enthalpy: Crash Course Chemistry #18

1,139 views / 0 likes - added 9 years ago

Energy is like the bestest best friend ever and yet, most of the time we take it for granted. Hank feels bad for our friend and wants us to learn more about it so that we can understand what it's trying to tell us - like that any bond between two atoms co
09:26
Energy&Chemistry: Crash Course Chemistry #17

647 views / 0 likes - added 9 years ago

Grumpy Professor Hank admits to being wrong about how everything is chemicals. But he now wants you to listen as he blows your mind with a new sweeping statement: everything (yes, really everything this time) is energy. What?! This week, Hank takes us on
11:26 Popular
Passing Gases: Effusion, Diffusion and the Velocity of a Gas - Crash Course Chemistry #16

1,292 views / 0 likes - added 9 years ago

We have learned over the past few weeks that gases have real-life constraints on how they move here in the non-ideal world. As with most things in chemistry (and also in life) how a gas moves is more complex than it at first appears. In this episode, Hank
11:55 Popular
Partial Pressures&Vapor Pressure: Crash Course Chemistry #15

727 views / 0 likes - added 9 years ago

This week we continue to spend quality time with gases, more deeply investigating some principles regarding pressure - including John Dalton's Law of Partial Pressures, vapor pressure - and demonstrating the method for collecting gas over water. Table of
11:35
Real Gases: Crash Course Chemistry #14

577 views / 0 likes - added 9 years ago

Hank bursts our ideal gas law bubble, er, balloon, and brings us back to reality, explaining how the constants in the gas law aren't all that constant; how the ideal gas law we've spent the past two weeks with has to be corrected for volume because atoms
09:03 Popular
The Ideal Gas Law: Crash Course Chemistry #12

1,163 views / 0 likes - added 9 years ago

Gases are everywhere, and this is good news and bad news for chemists. The good news: when they are behaving themselves, it's extremely easy to describe their behavior theoretically, experimentally and mathematically. The bad news is they almost never beh
11:13 Popular
Redox Reactions: Crash Course Chemistry #10

1,133 views / 0 likes - added 9 years ago

All the magic that we know is in the transfer of electrons. Reduction (gaining electrons) and oxidation (the loss of electrons) combine to form Redox chemistry, which contains the majority of chemical reactions. As electrons jump from atom to atom, they c
11:31
Precipitation Reactions: Crash Course Chemistry #9

673 views / 0 likes - added 9 years ago

A lot of ionic compounds dissolve in water, dissociating into individual ions. But when two ions find each other that form an insoluble compound, they suddenly fall out of solution in what's called a precipitation reaction. In this episode of Crash Course
10:59
The Creation of Chemistry - The Fundamental Laws: Crash Course Chemistry #3

634 views / 0 likes - added 9 years ago

Today's Crash Course Chemistry takes a historical perspective on the creation of the science, which didn't really exist until a super-smart, super-wealthy Frenchman put the puzzle pieces together - Hank tells the story of how we went from alchemists to ch
10:12 Popular
The Nucleus: Crash Course Chemistry #1

922 views / 1 likes - added 9 years ago

Hank does his best to convince us that chemistry is not torture, but is instead the amazing and beautiful science of stuff. Chemistry can tell us how three tiny particles - the proton, neutron and electron - come together in trillions of combinations to f
11:23 Popular
Getting Help - Psychotherapy: Crash Course Psychology #35

718 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
10:00
Depressive and Bipolar Disorders: Crash Course Psychology #30

693 views / 2 likes - added 9 years ago

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11:32 Popular
OCD&Anxiety Disorders: Crash Course Psychology #29

905 views / 0 likes - added 9 years ago

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10:51 Popular
Feeling All the Feels: Crash Course Psychology #25

748 views / 2 likes - added 9 years ago

***Subbable Message*** To Robert, Thank you for showing me the world, darling! From Amy and That's happiness; to be dissolved into something complete and great. From Ty Scaletta ****** You can directly support Crash Course at http://www.subbable.com/crash
10:15 Popular
Adolescence: Crash Course Psychology #20

1,030 views / 0 likes - added 9 years ago

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09:50 Popular
The Growth of Knowledge: Crash Course Psychology #18

1,044 views / 0 likes - added 9 years ago

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11:20 Popular
The Power of Motivation: Crash Course Psychology #17

1,026 views / 0 likes - added 9 years ago

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10:18 Popular
Remembering and Forgetting - Crash Course Psychology #14

1,073 views / 1 likes - added 9 years ago

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09:35 Popular
The Bobo Beatdown - Crash Course Psychology #12

855 views / 0 likes - added 9 years ago

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10:54 Popular
Intro to Psychology - Crash Course Psychology #1

1,009 views / 0 likes - added 9 years ago

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13:33 Popular
Japan in the Heian Period and Cultural History: Crash Course World History 227

1,327 views / 7 likes - added 9 years ago

In which John Green teaches you about what westerners call the middle ages and the lives of the aristocracy...in Japan. The Heian period in Japan lasted from 794CE to 1185CE, and it was an interesting time in Japan. Rather than being known for a thriving
13:41 Popular
Iran's Revolutions: Crash Course World History 226

774 views / 0 likes - added 9 years ago

In which John Green teaches you about Iran's Revolutions. Yes, revolutions plural. What was the1979 Iranian Revolution about? It turns out, Iran has a pretty long history of unrest in order to put power in the hands of the people, and the most recent revo
12:14 Popular
War and Nation Building in Latin America: Crash Course World History 225

898 views / 0 likes - added 9 years ago

In which John Green teaches you about nation building and nationalism in Latin America. Sometimes, the nations of Latin America get compared to the nations of Europe, and are found wanting. This is kind of a silly comparison. The rise of democratic, econo
12:53 Popular
Conflict in Israel and Palestine: Crash Course World History 223

867 views / 1 likes - added 9 years ago

In which John Green teaches you about conflict in Israel and Palestine. This conflict is often cast as a long-term beef going back thousands of years, and rooted in a clash between religions. Well, that's not quite true. What is true is that the conflict
11:09
Water and Classical Civilizations: Crash Course World History 222

692 views / 1 likes - added 9 years ago

In which John Green teaches you about water! So, we talk about resources a lot on Crash Course, and today is no exception. It turns out people can't live without water, which means it's absolutely necessary for civilization. Today John talks about water i
12:58 Popular
Congo and Africa's World War: Crash Course World History 221

875 views / 2 likes - added 9 years ago

In which John Green teaches you about the Democratic Republic of the Congo, which used to be Zaire, which used to be The Belgian Congo, which used to be the Congo Free State, which used to be the region surrounding the Congo River Basin in central Africa.
11:02 Popular
World War II, A War for Resources: Crash Course World History #220

1,704 views / 11 likes - added 9 years ago

In which John Green teaches you about World War II, and some of the causes behind the war. In a lot of ways, WWII was about resources, and especially about food. The expansionist aggression of both Germany and Japan were in a lot of ways about resources.
12:51 Popular
Population, Sustainability, and Malthus: Crash Course World History 215

1,144 views / 0 likes - added 9 years ago

In which John Green teaches you about population. So, how many people can reasonably live on the Earth? Thomas Malthus got it totally wrong in the 19th century, but for some reason, he keeps coming up when we talk about population. In 1800, the human popu
07:21 Popular
Humans and Energy: Crash Course World History 207

1,108 views / 1 likes - added 9 years ago

In which Stan Muller subs for John Green and teaches you about energy and humanity. Today we discuss the ideas put forth by Alfred Crosby in his book, Children of the Sun. Historically, almost all of the energy that humans use has been directly or indirec
15:05 Popular
The Evolutionary Epic: Crash Course Big History #5

1,006 views / 0 likes - added 9 years ago

In which John Green, Hank Green, and Emily Graslie teach you about evolution. So, in the last 3.8 billion years, life on Earth has evolved from single-celled prokaryotes to the dizzying array of life we have today. So how did all this happen? We'll talk a
14:33 Popular
The Sun&The Earth: Crash Course Big History #3

949 views / 2 likes - added 9 years ago

In which John Green, Hank Green, and Emily Graslie teach you about our Sun, and the formation of the planets. We're going to focus on the formation and development of the Earth, because that's where people live. You'll learn about the Solar nebula, the bi
14:25 Popular
The Big Bang: Crash Course Big History #1

1,197 views / 4 likes - added 9 years ago

In which John Green, Hank Green, and Emily Graslie teach you about, well, everything. Big History is the history of everything. We're going to start with the Big Bang, take you right through all of history (recorded and otherwise), and even talk a little
10:08 Popular
Central Nervous System: Crash Course A&P #11

1,202 views / 1 likes - added 9 years ago

Today Hank talks about your central nervous system. In this episode we'll explore how your brain develops and how important location is for each of your brain's many functions. Table of Contents Central Nervous System, Location and Brain Function 1:48 Bra
10:36 Popular
The Nervous System, Part 1: Crash Course A&P #8

1,180 views / 1 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Kerry FROM: Cale I love you with all my ha-art. Deadset. *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can aff
09:57 Popular
The Integumentary System, Part 2 - Skin Deeper: Crash Course A&P #7

762 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Helle Søndergaard FROM: Martin Søndergaard Congratulations for finishing first semester on physiotherapy! I'm so proud! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as
09:40 Popular
The Integumentary System, Part 1 - Skin Deep: Crash Course A&P #6

868 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Ciaran FROM: your sister Jillian Happy birthday! Hope you enjoy being immortalized via doobly-doo! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with ev
09:43 Popular
Tissues, Part 4 - Types of Connective Tissues: Crash Course A&P #5

1,657 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: the world. FROM: Laura Love Rathbun Learning is the best thing to do with your you! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're
10:16 Popular
Tissues, Part 2 - Epithelial Tissue: Crash Course A&P #3

1,551 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO : Phoebe and James McMullan FROM : Dad Continue being awesome Phoebe&James from John&Hank! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything
10:43 Popular
Tissues, Part 1: Crash Course A&P #2

895 views / 0 likes - added 9 years ago

•••SUBBABLE MESSAGE••• TO: Jordan Schoonover FROM: Mom, Dad&Madison Happy Birthday Jordan! We love you sweetheart!! *** You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything w
11:21 Popular
Introduction to Anatomy&Physiology: Crash Course A&P #1

856 views / 0 likes - added 9 years ago

You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we're doing. Also, if you can afford to pay a little every month, it really helps us to continue producing great content.
10:14 Popular
The Earth: Crash Course Astronomy #11

889 views / 0 likes - added 9 years ago

Phil starts the planet-by-planet tour of the solar system right here at home, Earth. -- Table of Contents Earth is a Planet 0:03 Layers of Earth 1:25 The Magnetic Field 5:10 Atmosphere and the Human Influence 6:14 -- PBS Digital Studios: http://youtube.co
12:04 Popular
The Sun: Crash Course Astronomy #10

803 views / 2 likes - added 9 years ago

Phil takes us for a closer (eye safe!) look at the two-octillion ton star that rules our solar system. We look at the sun's core, plasma, magnetic fields, sunspots, solar flares, coronal mass ejections, and what all of that means for our planet. This epis
09:47 Popular
Tides: Crash Course Astronomy #8

1,100 views / 1 likes - added 9 years ago

Today Phil explores the world of tides! What is the relationship between tides and gravity? How do planets and their moons become tidally locked? What would happen if you were 300km tall? Important questions. -- Gravity Over Distance 0:44 Tidal Force Para
12:01
Telescopes: Crash Course Astronomy #6

676 views / 0 likes - added 9 years ago

Today Phil explains how telescopes work and offers up some astronomical shopping advice. -- How Telescopes Work 1:07 Refractors vs Reflectors 2:50 Technology and the Light Spectrum 7:45 -- PBS Digital Studios: http://youtube.com/pbsdigitalstudios Follow P
10:32 Popular
Eclipses: Crash Course Astronomy #5

840 views / 0 likes - added 9 years ago

The big question in the comments last week was, "BUT WHAT ABOUT ECLIPSES?" Today, Phil breaks 'em down for you. This episode is sponsored by Squarespace: http://www.squarespace.com/crashcourse -- As promised, Phil's sun spotting recommendations: Astronome
09:46 Popular
Moon Phases: Crash Course Astronomy #4

1,973 views / 6 likes - added 9 years ago

In this episode of Crash Course Astronomy, Phil takes you through the cause and name of the Moon's phases. -- Why the Moon Has Phases 0:36.1 Spheres in Orbit 1:05.4 Name of the Moon Phases 2:25.5 How We See It 7:48.2 -- PBS Digital Studios: http://youtube
09:29
Cycles in the Sky: Crash Course Astronomy #3

635 views / 0 likes - added 9 years ago

This week we build on our naked eye observations from last week and take a look at the cyclical phenomena that we can see at work in the universe. -- Table of Contents: Naked Eye Observations 0:28.4 Constellations 3:09.7 The Color of Stars 2:44.5 View of
12:12 Popular
Introduction to Astronomy: Crash Course Astronomy #1

731 views / 3 likes - added 9 years ago

Welcome to the first episode of Crash Course Astronomy. Your host for this intergalactic adventure is the Bad Astronomer himself, Phil Plait. We begin with answering a question: "What is astronomy?" -- Table of Contents: What is Astronomy? 3:00 Who Studie
08:39
Test 3 Section 2 Part 5

577 views / 0 likes - added 9 years ago

Problems 18-20 on starting on page 522
10:44
Snell's Law Examples 1

507 views / 0 likes - added 9 years ago

Snell's Law Examples 1 More free lessons at: http://www.khanacademy.org/video?v=HahjsBApxLE
10:03
Cross product 1

565 views / 0 likes - added 9 years ago

Introduction to the cross product More free lessons at: http://www.khanacademy.org/video?v=zA0fvwtvgvA
11:40
Circuits (part 1)

504 views / 0 likes - added 9 years ago

Introduction to electricity, circuits, current and resistance More free lessons at: http://www.khanacademy.org/video?v=3o8_EARoMtg
13:27 Popular
Proof (Advanced): Field from infinite plate (part 1)

791 views / 0 likes - added 9 years ago

Electric field generated by a uniformly charged, infinite plate More free lessons at: http://www.khanacademy.org/video?v=prLfVucoxpw
14:02
Electrostatics (part 1): Introduction to Charge and Coulomb's Law

606 views / 0 likes - added 9 years ago

Introduction to Charge and Coulomb's Law (video from May 2008 that I forgot to upload) More free lessons at: http://www.khanacademy.org/video?v=NXMgvrS8Gr8
09:50
Thermodynamics (part 1)

553 views / 0 likes - added 9 years ago

Intuition of how gases generate pressure in a container and why pressure x volume is proportional to the combined kinetic energy of the molecules in the volume. More free lessons at: http://www.khanacademy.org/video?v=tQcB9BLUoVI
09:47
Fluids (part 1)

529 views / 0 likes - added 9 years ago

What a fluid is. Difference between liquids and gasses (both fluids). More free lessons at: http://www.khanacademy.org/video?v=Pn5YEMwQb4Y
06:05
Loop De Loop Answer part 1

580 views / 0 likes - added 9 years ago

Figuring out the minimum speed at the top of the loop de loop to stay on the track More free lessons at: http://www.khanacademy.org/video?v=4SQDybFjhRE
05:50
Optimal angle for a projectile part 1

447 views / 0 likes - added 9 years ago
08:51
Projectile Height Given Time

584 views / 0 likes - added 9 years ago

Figuring out how high a ball gets given how long it spends in the air More free lessons at: http://www.khanacademy.org/video?v=IYS4Bd9F3LA
09:01 Popular
Dependent Probability Example 1

754 views / 0 likes - added 9 years ago

Example of the type of problem in the Khan Academy Dependent Probability module More free lessons at: http://www.khanacademy.org/video?v=xPUm5SUVzTE
09:56 Popular
Probability 1 Module Examples

853 views / 0 likes - added 9 years ago

Basic probability examples (the type seen in the probability 1 module) More free lessons at: http://www.khanacademy.org/video?v=mLE-SlOZToc
14:26
Singapore Math: Grade 3a Unit 2 (part 1)

605 views / 0 likes - added 9 years ago

The sum of and difference between 2 numbers.
17:53
Singapore Math: Grade 3a, Unit 1 (part 9)

501 views / 0 likes - added 9 years ago

More number patterns with place value
15:39
Singapore Math: Grade 3a, Unit 1 (part 8)

468 views / 0 likes - added 9 years ago

More on number patterns with place value.
13:06
Singapore Math: Grade 3a, Unit 1 (part 7)

488 views / 0 likes - added 9 years ago

Place value, ordering numbers, number patterns
15:44
Singapore Math: Grade 3a, Unit 1 (part 6)

481 views / 0 likes - added 9 years ago

Ordering numbers using place value
13:07
Singapore Math: Grade 3a, Unit 1 (part 5)

463 views / 0 likes - added 9 years ago

Even more on place value
12:24
Singapore Math: Grade 3a, Unit 1 (part 4)

461 views / 0 likes - added 9 years ago

More on place value
13:18
Singapore Math: Grade 3a, Unit 1 (part 3)

621 views / 0 likes - added 9 years ago

Objectives: Read and write numbers less than 10,000. Relate each digit in a 4-digit number to its place value. Compare and order numbers within 10,000.
15:11
Singapore Math: Grade 3a Unit 1 (part 2)

501 views / 0 likes - added 9 years ago

Objectives: Read and write numbers less than 10,000. Relate each digit in a 4-digit number to its place value.
15:31
Singapore Math: Grade 3a, Unit 1 (part 1)

499 views / 0 likes - added 9 years ago

Objectives: Read and write numbers less than 10,000. Relate each 4-digit number to its place value.
11:16
Linear Algebra: Introduction to Orthonormal Bases

673 views / 0 likes - added 9 years ago

Looking at sets and bases that are orthonormal -- or where all the vectors have length 1 and are orthogonal to each other. More free lessons at: http://www.khanacademy.org/video?v=7BFx8pt2aTQ
12:21
Compositions of Linear Transformations 1

660 views / 0 likes - added 9 years ago

Introduction to compositions of Linear Transformations More free lessons at: http://www.khanacademy.org/video?v=f_DTiXZpb8M
17:43
Matrices: Reduced Row Echelon Form 1

634 views / 0 likes - added 9 years ago

Solving a system of linear equations by putting an augmented matrix into reduced row echelon form More free lessons at: http://www.khanacademy.org/video?v=L0CmbneYETs
08:02 Popular
3-variable linear equations (part 1)

721 views / 0 likes - added 9 years ago

Visual intuition of a 3-variable linear equation.
14:15 Popular
Inverse Matrix (part 1)

746 views / 0 likes - added 9 years ago

Taking the inverse of a 2x2 matrix More free lessons at: http://www.khanacademy.org/video?v=iUQR0enP7RQ
13:41 Popular
Matrix multiplication (part 1)

703 views / 0 likes - added 9 years ago

Multiplying two 2x2 matrices.
10:45
Laplace Transform 3 (L{sin(at)})

599 views / 0 likes - added 9 years ago

Laplace Transform of sin(at) (part 1) More free lessons at: http://www.khanacademy.org/video?v=gMcs6RF_LrQ
08:02
Laplace Transform 1

544 views / 0 likes - added 9 years ago

Introduction to the Laplace Transform More free lessons at: http://www.khanacademy.org/video?v=OiNh2DswFt4
10:11
Undetermined Coefficients 1

586 views / 0 likes - added 9 years ago

Using the method of undetermined coefficients to solve nonhomogeneous linear differential equations. More free lessons at: http://www.khanacademy.org/video?v=znE4Nq9NJCQ
11:58
Repeated roots of the characteristic equation

501 views / 0 likes - added 9 years ago

What happens when the characteristic equation only has 1 repeated root? More free lessons at: http://www.khanacademy.org/video?v=NW9JfMvIsxw

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