All Stories
- Animals
How can Baby Yoda be 50 years old?
Animals with wings, big bodies or other protections from predators are more likely to evolve long lifespans.
- Chemistry
Scientists Say: Rubisco
Rubisco is a key protein in the process of photosynthesis, which feeds plants — and, in turn, us.
- Animals
A love of small mammals drives this scientist
Alexis Mychajliw’s science is driven by her love of animals. She now looks to tar pits and fossilized poop to understand ancient ecosystems.
- Archaeology
American democracy arrived long before Columbus did
Indigenous peoples of the Americas developed self-rule long before the pilgrims arrived or the U.S. Constitution was written.
By Bruce Bower - Computing
Sleep helps AI models learn new things without forgetting old ones
Breaks in training meant to mimic human sleep helped artificial intelligence learn multiple tasks.
- Animals
Prairie voles can couple up even without the ‘love hormone’
Scientists thought the chemical oxytocin was required to make prairie voles mate. They were wrong.
- Earth
Scientists Say: Seismology
Seismology is the branch of science focused on seismic waves — vibrations that run through or around Earth.
- Health & Medicine
Explainer: Why it’s easier to get sick in the winter
Low humidity helps viruses survive, and cold weather blunts some of the body’s immune responses — making colds and other viral infections more likely.
- Physics
Explainer: Kinetic and potential energy
Kinetic energy depends on an object’s motion; potential energy hinges on its position. The relationship between the two sits in a special balance.
By Trisha Muro - Physics
Does the size of a parachute matter?
How does a parachute work? Do bigger parachutes work better than smaller parachutes? Find out in this science project whether the size of the parachute matters.
- Tech
Think twice before using ChatGPT for help with homework
ChatGPT is a new AI tool that generates well-formed writing and code. Despite many benefits, it makes cheating easy and can supply bad information.
- Tech
New robot can pick up a single drop of liquid
The new device, which looks like a pair of plastic pinchers, is the first to be able to pick up individual droplets of liquid.