8,274 results
8,274 results for: Fish
- Cosmology
A cosmic quandary, risks of hatching early and more reader feedback
The cosmos, tadpole escape artists, vehicle collisions and more in reader feedback.
- 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.
- 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.
- Animals
Warm-up benefit could explain morning birdsong
Even birds sing better after vocal warm-up, and an evolutionary arms race among rivals might have led to the intensity of the dawn chorus.
- Life
Two stationary kinds of bacteria can move when mixed
Bacteria stuck when alone on a dry surface get moving — and get faster — when they evolve together.
- Animals
Study ranks Greenland shark as longest-lived vertebrate
Radiocarbon in eye lenses suggests mysterious Greenland sharks might live for almost 400 years.
- Microbes
Microbial matter comes out of the dark
Undiscovered bacteria challenge what scientists know about microbial life.
- Animals
Anemone proteins offer clue to restoring hearing loss
Proteins that sea anemones use to regenerate may help restore damaged hearing in mammals.
- 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.
- Archaeology
Parasitic worm eggs found on Silk Road latrine artifacts
Microscopic study of latrine finds indicates disease spread along ancient Asian trade route.
- Oceans
Sea ice algae drive the Arctic food web
Even organisms that don’t depend on sea ice depend on sea ice algae, a new study finds. But Arctic sea ice is disappearing.
- Earth
Science finds many tricks for traveling to the past
Our editor in chief discusses what science can tell us about the past.
