All Stories
-
Artificial IntelligenceTwo AI trailblazers win the 2024 Nobel Prize in physics
John Hopfield and Geoffrey Hinton used brain-like networks based on principles of physics to jump-start machine learning.
By Emily Conover and Lisa Grossman -
GeneticsThe discovery of microRNA wins the 2024 Nobel Prize in physiology
Victor Ambros and Gary Ruvkun discovered tiny snippets of genetic material, called microRNAs, that play a big role in making sure cells work as they should.
By Tina Hesman Saey and Sophie Hartley -
Science & SocietyLet’s learn about the Nobel Prize
Nobel Prizes are the highest honors in science. But the prizes are far from perfect measures of scientific impact.
-
SpaceSpacecraft need an extra boost to travel between stars
Star Wars makes space travel look easy by breaking the laws of physics. Off-screen, the technology for spacecraft to reach other worlds doesn’t exist yet.
-
ArchaeologyScientists Say: Stone Age
This vast, mysterious stretch of time marks the dawn of human civilizations.
-
MicrobesMore than 100 types of bacteria found living in microwave ovens
More than 30 microwave ovens were sampled in a range of different settings. The microbes in them included ones that can cause food poisoning in people.
-
ChemistryExplainer: How cells use chemistry to make the electricity of life
Charged particles, or ions, constantly move in and out of cells. These migrations produce tiny electric currents, which power your brain, heart and more.
-
Health & MedicineExplainer: Anatomy of a heartbeat
Here’s how the heart pumps blood to each and every cell of the body. It beats roughly 60 times every minute, starting before we’re born.
-
BrainZap, zap, zap! Our bodies are electric
Electricity powers key functions in the brain, heart and bone. Scientists are working to understand those currents to improve our health and moods.
-
PhysicsWeirdly, mayo can help study conditions ripe for nuclear fusion
Yes, mayo. The texture of the sandwich spread is perfect for mimicking what a fusion fuel capsule goes through when blasted with lasers.
-
AnimalsA springtail’s spring-loaded backflip is fast — really fast
Globular springtails can seem to vanish as they spin backwards at rates of up to 368 rotations per second! So don’t blink.
-
EarthSurprise! The jet stream can trigger cloud formation
Most cloud-seeding particles may come from a newly discovered mechanism — stratospheric intrusion.