1,393 results
- Oceans
Coral bleaching event is longest on record
Widespread coral bleaching continues, in the longest episode, over the largest area to date.
- Oceans
Reef rehab could help threatened corals make a comeback
Reefs are under threat from rising ocean temperatures. Directed spawning, microfragmenting and selective breeding may help.
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- Animals
Sandboxes keep chicken parasites at bay
Fluffing feathers in sand and dust prevents severe mite infections in cage-free hens.
- Ecosystems
Losing tropical forest might raise risks of human skin ulcers, deformed bones
Bacteria that cause Buruli ulcer in people flourish with tropical deforestation.
- Oceans
Swirls of plankton decorate the Arabian Sea
The dinoflagellate Noctiluca scintillans is taking over in the Arabian Sea, posing a potential threat to its ecosystem.
- Oceans
Coral die-off in Great Barrier Reef reaches record levels
Bleaching has killed more than two-thirds of corals in some parts of the Great Barrier Reef, scientists have confirmed.
- Life
Yeasts hide in many lichen partnerships
Yeasts newly discovered in common lichens challenge more than a century of thinking about what defines the lichen symbiosis.
- Animals
Female fish have a fail-safe for surprise sperm attacks
A Mediterranean fish provides evidence that, even after laying their eggs, females can still influence who fertilizes them.
- Ecosystems
Encased algae create kaleidoscope of color
The skeletons of diatoms, algae that produce oxygen but also form toxic blooms, can create beautiful microscopic designs.
- Animals
Coral competitor becomes ally in fight against starfish
On the reef, algae compete with coral. But they may also protect coral from attacks by crown-of-thorns starfish, a new study finds.
- Plants
Early cyanobacteria fossils dug up in 1965
In 1965, early photosynthetic plant fossils were discovered. The date of earliest oxygen-producing life forms has since been pushed much earlier.
