News
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- Earth
Researchers create global map of tree height
A new map shows forest height around the globe and will improve estimates of how much carbon is stored in trees.
- Particle Physics
New data suggest a lighter Higgs
Fermilab results heat up the race for an elusive particle.
By Ron Cowen - Health & Medicine
‘Housekeeping’ proteins may set aging limit
Aging cells may seal their fate by keeping worn-out proteins when they sprout offspring.
- Math
Swarming locusts impossible to predict
A mathematical analysis shows that random factors underlie the insects’ movements across the landscape.
- Ecosystems
Frogs leapt before they landed
Jumping preceded mastery of the touchdown in amphibian evolution, a new study suggests.
By Sid Perkins -
Among stars, heavyweight champ
Stellar record-holder weighs in at 265 times mass of sun.
By Ron Cowen - Paleontology
Oldest dog debated
A fossil jaw may, or may not, come from the oldest known example of man’s best friend.
By Bruce Bower - Planetary Science
Hole from on high
Researchers discover a fresh meteorite impact crater using Google Earth.
By Sid Perkins -
- Animals
Fearless tadpoles give invaders the edge
Clueless larvae don’t heed the scent of nonnative turtles, giving newcomers an edge over native species, a European study finds.
By Susan Milius - Health & Medicine
Diet and behavior changes may slow Alzheimer’s
A new study in dogs finds that antioxidants and enriched lifestyle can ward off symptoms, and suggests brain plaques may not be the cause of the disease.