News
- Humans
Oldest alphabet identified as Hebrew
Contested study indicates ancient Israelites developed first alphabet from Egyptian hieroglyphics.
By Bruce Bower - Physics
Whirlpools might have stirred up baby universe’s soup
Vortices appear in the quark-gluon plasma produced in heavy-ion collisions.
- Plants
Tweaking how plants manage a crisis boosts photosynthesis
Shortening plants’ recovery time after blasts of excessive light can boost crop growth.
By Susan Milius - Earth
How a ring of mountains forms inside a crater
Rocks drilled from the Chicxulub crater linked to the demise of the dinosaurs reveal how mountainous peak rings form within large impact craters.
- Astronomy
Mysterious radio signals pack power and brilliance
The brightest fast radio burst has been detected, while another team reveals a previous burst might have carried gamma rays as well as radio waves across space.
- Neuroscience
Protein linked to Parkinson’s travels from gut to brain
Parkinson’s protein can travel from gut to brain, mouse study suggests.
- Neuroscience
Sounds and glowing screens impair mouse brains
Too much light and noise screws up developing mice’s brains.
- Health & Medicine
Restless sleep associated with heart rhythm problems
Poor sleep, even without apnea, is tied to heart rhythm problems.
By Laura Beil - Climate
There’s something cool about Arctic bird poop
Ammonia from seabird poop helps brighten clouds in the Arctic, slightly cooling the region’s climate.
- Particle Physics
New analysis boosts case for smaller proton
Electron scattering data hint at a slightly smaller proton radius.
- Health & Medicine
Popular painkiller doesn’t have more heart risks than others, study claims
A long anticipated trial of the drug Celebrex finds it poses no more risk to the heart than do similar painkillers, but critics cite flaws in the study.
By Laura Beil - Health & Medicine
Poor diet in pregnancy, poor heart health for infants
Moms who eat too little during pregnancy could have babies with heart risks.
By Laura Beil