Light-activated skeletal muscles
Light-activated skeletal muscles
Scientists at MIT and the University of Pennsylvania are taking more than inspiration from nature — they’re taking ingredients.
Meet Robert Horvitz
Meet Robert Horvitz
MIT's Robert Horvitz has devoted much of his career to studying the nematode worm Caenorhabditis elegans.
An On-Off Switch for Anxiety
An On-Off Switch for Anxiety
In this video, a mouse with a fiberoptic cable implanted into his brain explores a four-arm maze. The animal has been genetically engineered to express light-sensitive proteins in a specific part of the amygdala, a brain region linked to fear. Mice are naturally afraid of open spaces, and at ...
Right Up Here: The Topsfield Fair
Right Up Here: The Topsfield Fair
Video by: Emily Wanderer This short film documents the Topsfield Fair, the longest running agricultural fair in the U.S. Following farmers and hobbyists as they show their livestock and compete for prizes, the film explores the changing relationships between people, animals, and agriculture.
Experiment (100x slower)
Experiment (100x slower)
The researchers needed to be able to change a cat's lapping speed in order to test their theory. So they developed a robotic version of a cat's tongue -- a mechanical column with a 1-inch glass disk at the tip. This device allowed the researchers to study the liquid column for different ...
Cutta Cutta (12x slower)
Cutta Cutta (12x slower)
Cutta Cutta drinking Cat fanciers appreciate the gravity-defying grace and exquisite balance of their feline friends. But do they know that those traits extend even to the way cats lap milk? Researchers analyzed the way domestic and big cats lap and found that felines of all sizes take ...
Balloons in Liquid Nitrogen
Balloons in Liquid Nitrogen
This demonstrates the ideal gas law (PV=nRT) which states that a drop in temperature with fixed mass and external pressure will result in a smaller volume, and vice versa.
Red-necked Phalarope
Red-necked Phalarope
A video showing the red-necked phalarope's feeding behavior.