News
- 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.
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Among stars, heavyweight champ
Stellar record-holder weighs in at 265 times mass of sun.
- Paleontology
Oldest dog debated
A fossil jaw may, or may not, come from the oldest known example of man’s best friend.
