November 22, 2024
On the 50th anniversary of Lucy’s discovery, paleoanthropologists reflect on what she taught us about ourselves. Plus, divers have recovered seeds of a long-lost rye variety from a 146-year-old shipwreck in Lake Huron. And, a potato researcher explains potato varieties, potato nutrition, and some tubular tuber facts.
4:40
Tweaking the Dinosaur Family Tree
New research could shift the classifications that describe relationships between groups of dinosaurs.
21:05
What-If Scenarios, Played Out Through Physics
What would happen if you stuck your hand in a particle accelerator or jumped off of the Space Station?
12:43
Searching for Signs of Life in Asteroid Impacts
Geologist Peter Schultz uses a high-velocity gun to test his hypothesis that asteroid impacts could preserve signs of ancient life.
12:02
Falling Into New Ideas
A versatile young engineer takes us behind the scenes of what it’s like to turn sundry ideas into reality.
17:06
Engineering a Better Bionic Arm
Technology like 3D printing is expanding what prosthetic limbs can do, and who can wear them.
17:37
A Life Robotic
If humans someday colonize the moon and Mars, robotic prospectors and miners will be among the first to arrive, manufacturing fuel, water, and other essentials.
Reinventing The Wheel (For Mars)
Design and test different wheels on a basic rubber band-powered vehicle, with the goal of improving stability, traction, durability, and load-bearing ability.
What Would Happen If You Slipped on a Banana Peel?
Cartoons aren’t kidding about the slipperiness of banana peels.
Seeing The Forest For The Tea
A scientist explores the tasty benefits of diversifying crops.
Breakthrough: Connecting The Drops
Lydia Bourouiba studies how bacteria and viruses hitch a ride inside the droplets of sneezes, raindrops, toilet splatter.
EXTRA! EXTRA! It’s Time For #SciFriTrivia!
Join us for our third annual Science Friday trivia night. This time we’re covering sensational science!
Where To Find Wildflowers? Experts Weigh In
Tips for finding wildflowers and planting your own.
Why Infinity Is No Ordinary Number
The idea of infinity is easy to come up with, but we must be careful what we do with it.
7:46
A Robotic Life Raft, the Evolution of Your Nose, and the Joy of Sleep
Robotics researchers are working to make a robotic life raft more autonomous—and friendlier—in order to aid lifeguards.
4:34
Training Docs Around the Clock
A new rule could allow medical residents in training to work for up to 24 hours at a stretch.
25:41
Retelling the Story of the BP Oil Spill
A play explores the loss of human and animal life after the Deepwater Horizon exploded in 2010. Plus, what do we know about the Gulf of Mexico’s recovery since then?
8:26
Can Geometry Root Out Gerrymandering?
Can the shape of a congressional district tell us everything we need to know about its fairness?
16:52
To Infinity and Beyond With Mathematician Eugenia Cheng
Infinity is not classified as a normal number, and some infinities are bigger than others. Mathematician Eugenia Cheng explores these and other conundrums of this complex concept.
29:06
Superblooms Are a ‘Smorgasbord’ for Bees
The wildflower explosion in the Southern California desert provides plentiful food for wild bees. In this springtime special, we take a pollinator’s view of spring, and talk about which wildflowers to spot this season.
Rainy Day? Microbes May Be At Play
A closer look at how some species of airborne bacteria can influence precipitation and lightning.