All Stories
- Planetary Science
Enceladus’ ocean goes global
A subsurface liquid water ocean envelops Saturn’s icy moon Enceladus.
- Planetary Science
Mars’ ionosphere mystery explained
A decades-old disagreement between the Viking landers and spacecraft buzzing around Mars might come down to what time of day each was investigating the Red Planet’s ionosphere.
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- Environment
Home fires, farm fumes are leading causes of air-pollution deaths
Deadly air pollution comes from surprising sources, but toxicity of different types is still up in the air.
- Animals
Warmer waters give Arctic mosquitoes a growth spurt
Arctic mosquitoes develop faster in warmer waters, outpacing increased predation.
- Animals
Dogs flub problem-solving test
Confronting a tough task, dogs are more likely than wolves to give up and gaze at a human
- Animals
For a female mosquito, the wrong guy can mean no babies
Male Asian tiger mosquitoes leave female yellow fever mosquitoes uninterested in mating with their own species, a process known as “satyrization.”
- Health & Medicine
Backwash from nursing babies may trigger infection fighters
A nursing baby’s saliva may get slurped back into mom’s breast, where it stimulates an immune response.
- Planetary Science
Satellite captures double solar eclipse in action
NASA’s Solar Dynamics Observatory caught a rare double eclipse as both Earth and the moon partially blocked the sun.
- Science & Society
Short memory can be good strategy
Game theory reveals that there’s a limit to the effectiveness of relying on prior results to predict competitors’ behavior.
- Climate
Earth just had its first storm-free hurricane peak in 38 years
This year marks the first time since 1977 that September 12, the typical height of the Atlantic hurricane season, passed without a single major cyclone anywhere in the Northern Hemisphere.
- Genetics
Evolution caught red-handed
Scientists have named a new gene on the fruit fly Y chromosome “flagrante delicto Y.”
