All Stories
- Life
Old stem cell barriers fade away
Barrier that keeps aging factors out of stem cells breaks down with age.
- Materials Science
Invisibility cloaks slim down
A new invisibility cloak offers more stealth in a thinner package.
- Science & Society
Rocky families, not same-sex parents, blamed for kids’ troubles in adulthood
Range of adult problems linked to childhood family changes, not gay parents.
- Health & Medicine
In 1965, hopes were high for artificial hearts
Developing artificial hearts took longer than expected, and improved devices are still under investigation.
- Oceans
Giant barrel sponges are hijacking Florida’s coral reefs
Giant barrel sponges are gradually taking over and threatening Florida’s coral reefs, a new census suggests.
- Animals
Why we need predators
It might be easy to say that we should wipe out species that can kill us. But the effects of such action would be far ranging.
- 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
