Animals
Parrot Babies Babble Just Like Us
Parrot nestlings spend time stringing together jumbled mixtures of sound—a rehearsal for more adult conversations
Latest Stories
Cancer
Pancreatic Cancer Vaccine Shows Promise in Small Initial Trial
An mRNA vaccine prevented tumor recurrence after surgery in eight of 16 patients, but the therapy still needs to be validated in larger trials
Cosmology
Mirror-Image Supernova Yields Surprising Estimate of Cosmic Growth
A new way to gauge the universe’s expansion rate has delivered a confusing result that may conflict with previous related measurements
Animals
These Sharks Hold Their ‘Breath’ to Stay Warm
Scalloped hammerhead sharks take dramatic dives to hunt for food in cold, deep waters—and new evidence suggests they hold their breath to keep warm while they do so
Artificial Intelligence
How AI Knows Things No One Told It
Researchers are still struggling to understand how AI models trained to parrot internet text can perform advanced tasks such as running code, playing games and trying to break up a marriage...
Fossil Fuels
New EPA Rules Would Slash Power Plant Emissions
The EPA has announced new draft rules that would require power plants that burn fossil fuels to capture 90 percent of their climate-warming emissions
Extraterrestrial Life
JWST’s Exoplanet Images Are Just the Beginning of Astrobiology’s Future
Hints of life on distant worlds will come from signals pioneered by NASA’s jumbo space telescope
Weather
Watch Out: Tornado Alley Is Migrating Eastward
Tornado outbreaks are moving from Texas and Oklahoma toward Tennessee and Kentucky, where people may not be prepared
Astronomy
Did JWST Just Find Water on a Rocky Exoplanet?
Hints of water vapor on a world called GJ 486 b could just as well come from the planet’s host star
Quantum Physics
Physicists Create Long-Sought Topological Quantum States
Exotic particles called nonabelions could fix quantum computers’ error problem
