Search Results: "columbia university 1900s"

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• 04:22

  Watch Bed Bugs Get Stopped in Their Tracks | Deep Look

  452 views / 1 likes - added 4 years ago

  At night, these parasites crawl onto your bed, bite you and suck your blood. Then they find a nearby hideout where they leave disgusting telltale signs. But these pests have an Achilles heel that stops them cold.SUBSCRIBE to Deep Look! http://goo.gl/8NwXq

• 03:48

  The Secret Global Sewer System

  357 views / 0 likes - added 4 years ago

  Thanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/Ditches and drain pipes help crops survive but can negatively impact the broader landscape.Thanks also to our Patreon patrons https://www.patreon.com/MinuteEarth a

• 05:30

  Watch These Peregrine Falcons Become Fierce Parents | Deep Look

  346 views / 2 likes - added 3 years ago

  High up in their 300-foot tower penthouse, falcon stars Annie and Grinnell's romance quickly gets real, as they face the tough demands of raising a family. They furiously guard their eggs from invaders, then stuff their screaming newborn chicks with meat.

• 04:29

  This Killer Fungus Turns Flies into Zombies | Deep Look

  548 views / 2 likes - added 4 years ago

  Something is growing inside that fruit fly in your kitchen. At dusk, the fly points its wings straight up and dies in a gruesome pose so that a fungus can ooze out and fire hundreds of reproductive spores.Join our community on Patreon! https://www.patreon

• 04:52

  What Actually Makes Water Roll Off a Duck's Back? | Deep Look

  308 views / 0 likes - added 3 years ago

  Ducks and geese spend *a lot* of time preening their all-weather feathers. This obsessive grooming and a little styling wax from a hidden spot on their back side maintains the microscopic feather structure that keeps them warm and dry in frigid waters.Ple

• 04:21

  Walking Sticks Stop, Drop and Clone to Survive | Deep Look

  347 views / 0 likes - added 4 years ago

  Indian walking sticks are more than just twig impersonators. They even clone themselves into a surprising variety of colors to stay hidden in plain sight from predators.Please join our community on Patreon! https://www.patreon.com/deeplookSUBSCRIBE to Dee

• 04:56

  A Tsetse Fly Births One Enormous Milk-Fed Baby | Deep Look

  363 views / 0 likes - added 4 years ago

  Mammalian moms, you're not alone! A female tsetse fly pushes out a single squiggly larva almost as big as herself, which she nourished with her own milk.Please join our community on Patreon! https://www.patreon.com/deeplookSUBSCRIBE to Deep Look! http://g

• 27:15

  The Most Misunderstood Concept in Physics

  130 views / 0 likes - added 11 months ago

  One of the most important, yet least understood, concepts in all of physics. Head to https://brilliant.org/veritasium to start your free 30-day trial, and the first 200 people get 20% off an annual premium subscription.If you're looking for a molecular mo

• 04:34

  Here's How That Annoying Fly Dodges Your Swatter | Deep Look

  278 views / 0 likes - added 3 years ago

  A fly has a pair of tiny, dumbbell-shaped limbs called halteres that were once a second pair of wings. They wield them to make razor-sharp turns and land out of reach on your ceiling. But don't despair there *is* a trick to smacking these infuriating inse

• 02:41 Popular

  Why Biodiversity Is Good For The Economy

  980 views / 0 likes - added 7 years ago

  Research suggests that more diverse ecosystems are better for the bottom line. Thanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/ Credits (and Twitter handles): Script Writer: Peter Reich Script Editor: Kate Yoshi

• 12:56

  Everything You Ever Wanted To Know About Birds

  186 views / 0 likes - added 1 year ago

  This summer, we partnered with Nate Senner of the University of Massachusetts Amherst and Tebughna School in Beluga, Alaska to make this series of videos all about how, why, and where birds migrate. We had so much fun making these videos that we decided t

• 03:39

  This Country Has Something Everyone Else Wants

  395 views / 0 likes - added 4 years ago

  Thanks to the University of Minnesota for sponsoring this video! http://twin-cities.umn.edu/Morocco has 3/4 of the worlds known reserves of rock phosphate, our main source of phosphorus, so Morocco may be key to our long-term ability to grow food.At the t

• 16:32

  The Absurd Search For Dark Matter

  214 views / 0 likes - added 2 years ago

  This video is sponsored by Brilliant. The first 200 people to sign up via https://brilliant.org/veritasium get 20% off a yearly subscription. Astronomers think there should be 5 times as much dark matter as ordinary matter – a shadow universe that m

• 04:15

  See Sea Slugs Scour Seagrass by the Seashore | Deep Look

  294 views / 0 likes - added 3 years ago

  Eelgrass sea hares may look like lazy, zebra-striped spoonfuls of jello, but these sea slugs are actually environmental heroes. Their voracious appetite for algae helps keep underwater meadow ecosystems in balancewhich is great news for sea otters. Deep L

• 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

• 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

• 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

• 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

• 03:04

  [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

• 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

• 03:42 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

  Featured
• 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

• 03:04

  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

• 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

• 03:14 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

• 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

• 03:06

  [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

• 02:08

  [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

• 03:24 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

• 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

• 03:29

  [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

• 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

• 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

• 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

• 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

• 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

• 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

  Featured
• 04:36

  A Flea's Fantastic Jump Takes More Than Muscle | Deep Look

  382 views / 0 likes - added 4 years ago

  Before they can bite your cat or dog, these little "itch hikers" make an amazing leap 100 times faster than the blink of an eye. So how do they do it? Follow Lauren Sommer in her new job at NPR: https://www.npr.org/people/803934365/lauren-sommerPlease joi

• 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

• 34:29

  What Does IQ Actually Measure?

  224 views / 0 likes - added 9 months ago

  IQ is supposed to measure intelligence, but does it? Head to https://brilliant.org/veritasium to start your free 30-day trial, and the first 200 people get 20% off an annual premium subscription.If youre looking for a molecular modeling kit, try Snatoms a

• 03:27

  How A Whale And A Bear Beat The System

  200 views / 0 likes - added 2 years ago

  For your chance to win two seats on one of the first commercial flights to space with Virgin Galactic all while supporting a great cause enter at https://omaze.com/minuteearth.While the rest of the worlds megafauna are still foundering in the anthropocene

• 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

• 07:41 Popular

  How the T-Rex Lost Its Arms

  806 views / 0 likes - added 5 years ago

  Support us on Patreon! https://patreon.com/eons Tyrannosaurus rex was big, Tyrannosaurus rex was vicious, and Tyrannosaurus rex had tiny arms. The story of how T-Rex lost its arms is, itself, pretty simple. But the story of why it kept those little limbs,

  Featured
• 10:19:47 Popular

  The Biggest Looney Tunes Cartoons Compilation ► Over 10 Hours Cartoons For Children [HD 1080]

  1,160 views / 1 likes - added 7 years ago

  This COLOSSAL & GINORMOUS compilation features over 10 hours of 85 of the best Looney Tunes and Merrie Melodies Cartoons from The "Golden Era". Enjoy classic shorts featuring famous characters such as Bugs Bunny, Daffy Duck, Porky Pig, Elmer Fudd, Bosko,

• 09:52

  When Humans Were Prey

  478 views / 0 likes - added 5 years ago

  Not too long ago, our early human ancestors were under constant threat of attack from predators. And it turns out that this difficult chapter in our history may be responsible for the adaptations that allowed us to become so successful. Thanks to Julio La

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