1,375 results
- Animals
Whales feast when hatcheries release salmon
Whales: “They’re 40 feet long and they’re feeding on fish that are the size of my finger.”
- Animals
A ghost gene leaves ocean mammals vulnerable to some pesticides
Manatees, dolphins and other warm-blooded marine animals can't break down organophosphates due to genetic mutations that occurred long ago.
- Artificial Intelligence
AI eavesdrops on dolphins and discovers six unknown click types
An algorithm uncovered the new types of echolocation sounds among millions of underwater recordings from the Gulf of Mexico.
- Animals
One creature’s meal is another’s pain in the butt
Kelp and dolphin gulls in Patagonia have found a new food source. But they accidentally injure fur seal pups to get it.
- Climate
What happens when the Bering Sea’s ice disappears?
Record-low sea ice in 2018 sent ripples through the Bering Sea’s entire ecosystem. Will this be the region’s new normal?
- Paleontology
What ‘The Meg’ gets wrong — and right — about megalodon sharks
A paleobiologist helps Science News separate shark fact from fiction in the new Jason Statham film The Meg.
- Animals
Barnacles track whale migration
The mix of oxygen isotopes in the shells of barnacles that latch on to baleen whales may divulge how whale migration routes have changed over millions of years.
- Climate
Look to penguins to track Antarctic changes
Scientists say carbon and nitrogen isotopes found in penguin tissues can indicate shifts in the Antarctic environment.
- Animals
A peek into polar bears’ lives reveals revved-up metabolisms
Polar bears have higher metabolisms than scientists thought. In a world with declining Arctic sea ice, that could spell trouble.
- Animals
Narwhals react to certain dangers in a really strange way
After escaping a net, narwhals significantly lower their heart rate while diving quickly to get away from humans.
- Animals
Pygmy blue whales deepen their moans
Sri Lankan pygmy blue whales are tweaking their calls — making one part deeper and keeping another part the same — but scientists can’t say why. The finding injects a new wrinkle in theories about blue whale calls.
- Paleontology
New fossil suggests echolocation evolved early in whales
A 27-million-year-old whale fossil sheds light on echolocation’s beginnings.
