News
- Physics
Why even small sonic booms are more annoying in cities
Quieter sonic booms from next-generation planes could still be annoying in cities thanks to narrow streets and tall buildings, simulations suggest.
- Astronomy
New Gaia data paint the most detailed picture yet of the Milky Way
Gaia’s new data can tell us about galaxies the Milky Way has swallowed, the young solar system and asteroids that could hit Earth.
- Physics
Scientists created ‘smoke rings’ of light
A swirling doughnut of light shows that vortex rings aren’t just for fluids anymore.
- Quantum Physics
Quantum physics exponentially improves some types of machine learning
It wasn’t entirely clear if quantum computers could improve machine learning in practice, but new experiments and theoretical proofs show that it can.
- Planetary Science
Samples of the asteroid Ryugu are scientists’ purest pieces of the solar system
Samples Hayabusa2 brought to Earth from asteroid Ryugu are far fresher than similar types of meteorites that scientists have found.
- Climate
Ancient penguin bones reveal unprecedented shrinkage in key Antarctic glaciers
Thwaites and Pine Island glaciers are losing ice faster than any other time in the last 5,500 years. That history is written in bones and shells.
- Tech
Scientists grew living human skin around a robotic finger
In the hopes of one day building super realistic cyborgs, researchers built a robotic finger that wears living human skin.
- Science & Society
How having health care workers handle nonviolent police calls may impact crime
A new study analyzes a Denver program that sends a mental health professional and EMT to handle trespassing and other minor crime offenses.
- Animals
Mosquitoes prefer dozing over dining when they are sleep-deprived
Mosquitoes repeatedly shaken to prevent slumber lag behind well-rested ones when offered a researcher’s leg to feed on, new experiments show.
- Earth
Ancient zircons offer insights into earthquakes of the past
Analyzing zircons’ chemical makeup can help expose intense quakes from the past and improve our understanding of the physics of today’s tremors.
- Anthropology
A new origin story for domesticated chickens starts in rice fields 3,500 years ago
Chickens, popular on today’s menus, got their start in Southeast Asia surprisingly recently, probably as exotic or revered animals, researchers say.
- Astronomy
A newfound, oddly slow pulsar shouldn’t emit radio waves — yet it does
The highly magnetic neutron star rotates three times slower than the previous record holder, challenging the theorical understanding of these objects.
