8,269 results
8,269 results for: Fish
- Oceans
50 years ago, humans could pick the oceans clean
Scientists have long recognized that we might overfish the oceans. Despite quotas, some species are paying the price of human appetite.
- Psychology
A look at Rwanda’s genocide helps explain why ordinary people kill their neighbors
New research on the 1994 Rwanda genocide overturns assumptions about why people participate in genocide. A sense of duty, not blind obedience, drives many perpetrators.
- Animals
How a dolphin eats an octopus without dying
An octopus’s tentacles can kill a dolphin — or a human — when eaten alive. But wily dolphins in Australia have figured out how to do this safely.
- Earth
Devastation detectives try to solve dinosaur disappearance
Dinosaurs and others faced massive losses 66 million years ago from an asteroid impact, volcanic eruptions or maybe a mix of the two.
- Animals
‘Furry Logic’ showcases how animals exploit physics
"Furry Logic" explores how animals rely on the laws of physics in pursuit of food, sex and survival.
- Animals
To zip through water, swordfish reduce drag
A newly discovered oil-producing organ inside the swordfish’s head gives the animal slick skin to swim faster.
- Animals
Animals give clues to the origins of human number crunching
Guppies, dogs, chickens, crows, spiders — lots of animals have number sense without knowing numbers.
- Paleontology
Fossil shows that ancient reptile gave live birth
A new fossil shows that a prehistoric reptile may have given birth to live young, unlike its egg-laying descendants, birds and crocodiles.
- Archaeology
How Asian nomadic herders built new Bronze Age cultures
Ancient steppe herders traveled into Europe and Asia, leaving their molecular mark and building Bronze Age cultures.
- Paleontology
Preteen tetrapods identified by bone scans
Roughly 360 million years ago, young tetrapods may have schooled together during prolonged years as juveniles in the water.
- 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
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.
