Search Results for: Fish
8,066 results
- Health & Medicine
A gel cocktail uses the body’s sugars to ‘grow’ electrodes in living fish
A chemical reaction with the body’s own sugars turned a gel cocktail into a conducting material inside zebrafish brains, hearts and tail fins.
- Climate
Extreme ocean heat off Florida has ebbed. But for marine life, the danger remains
After the recent heat wave, corals have received too much heat too early in the summer, and other sea life could see lingering effects too.
- Animals
The first embryos from a mammal have now been grown in space
Mouse embryos in space can develop into clusters of cells called blastocysts. The result is a step toward understanding how human embryos will fare.
- Animals
A ‘fire wolf’ fish could expand what we know about one unusual deep-sea ecosystem
Unlike other known methane seeps, Jacó Scar is slightly warmer than the surrounding water and is a home for both cold-loving and heat-loving organisms.
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Good with tools? You may be a cockatoo
Editor in chief Nancy Shute talks about smart animals, from tool-using cockatoos to "self-aware" fish.
- Life
Orca moms baby their adult sons. That favoritism pays off — eventually
By sharing fish with their adult sons, orca moms may skimp on nutrition, cutting their chances of more offspring but boosting the odds for grandwhales.
- Oceans
‘Jet packs’ and ultrasounds could reveal secrets of pregnant whale sharks
Only one pregnant whale shark has ever been studied. New underwater techniques using ultrasound and blood tests could change that.
- Animals
Here’s how high-speed diving kingfishers may avoid concussions
Understanding the genetic adaptations that protect the birds’ brains when they dive for food might one day offer clues to protecting human brains.
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- Animals
These devices use an electric field to scare sharks from fishing hooks
SharkGuard gadgets work by harnessing sharks’ ability to detect electric fields. That could save the animals’ lives, a study suggests.
- Genetics
A new look at Ötzi the Iceman’s DNA reveals new ancestry and other surprises
Ötzi had genetic variants for male-pattern baldness and dark skin, and he also had an unusual amount of early farmer ancestry, a new DNA analysis finds.
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Sewers provide solutions to public health data gaps
Editor in chief Nancy Shute discusses how scientists are looking to wastewater to track COVID-19 and other diseases.
