News
- Health & Medicine
No pain, healthier brain
When chronic back problems are treated, benefits extend above the neck.
- Life
Daytime bites for zombie ants
The living dead of the insect world show an unexplained sense of timing: a surge of strange activity in the a.m. followed by a final death grip at midday.
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Microbial mats may have given early animals breathing room
Early animals survived poor marine conditions by inhaling oxygen from bacterial "mines" at the bottom of the ocean.
- Chemistry
Melting icebergs fertilize ocean
Releasing extra iron into the water boosts carbon dioxide uptake by plankton.
