Search Results for: Fish
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8,261 results for: Fish
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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.
By Nancy Shute - Climate
Three reasons why the ocean’s record-breaking hot streak is devastating
Ocean warming enhances hurricane activity, bleaches coral reefs and melts Antarctic sea ice. That warming has been off the charts for the past year.
By Nikk Ogasa - 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.
By Susan Milius - 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.
- 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
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.
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- Planetary Science
Our picture of habitability on Europa, a top contender for hosting life, is changing
The moon of Jupiter is considered one of the most promising places to look for life, but its subsurface ocean may be less habitable than once thought.
By Nikk Ogasa - 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.
By Nancy Shute - Genetics
These 8 GMOs tell a brief history of genetic modification
Since the first genetically modified organism 50 years ago, GMOs have brought us disease-resistant crops, new drugs and more.
- Life
10 billion snow crabs have disappeared off the Alaskan coast. Here’s why
In the eastern Bering Sea, the snow crab population plummeted after a marine heat wave in 2018. The crabs may have starved, a new study finds.
By Jude Coleman