1,415 results
1,415 results for: Whales
- Paleontology
New fossil suggests echolocation evolved early in whales
A 27-million-year-old whale fossil sheds light on echolocation’s beginnings.
- Earth
General relativity has readers feeling upside down
Readers respond to the June 25, 2016, issue of Science News with questions on Earth's age, moaning whales, plate tectonics and more.
- Animals
Study ranks Greenland shark as longest-lived vertebrate
Radiocarbon in eye lenses suggests mysterious Greenland sharks might live for almost 400 years.
- Science & Society
Special Report: Aging’s Future
What is aging? How does it change the brain? How did different life histories evolve? This special report addresses those questions and more.
- 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.
- Animals
Maximum size of giant squid remains a mystery
A scientist has come up with a new estimate of the maximum size of giant squid. He says the animals could be as long as two public buses.
- Animals
Snot could be crucial to dolphin echolocation
An acoustic model reveals that echolocation relies on mucus lined tissue lumps in the animal’s nasal passage.
- Animals
A sperm whale’s head is built for ramming
Computer simulations of a sperm whale’s head show that an organ called the junk may help protect the brain when ramming other whales — or ships.
- Animals
Whales are full of toxic chemicals
For decades, scientists have been finding troublesome levels of PCBs, mercury and other toxic chemicals in whales and dolphins.
- Environment
PCB levels still high in Europe’s killer whales, smaller dolphins
PCBs banned for decades still show up at extremely high concentrations in Europe’s killer whales and other dolphins.
- Genetics
Readers question gene-drive engineered mosquitoes and their predators
Readers discuss the effects of gene-drive engineered mosquitoes and muse on their science bucket list.
- Climate
Arctic passageways let species mingle
People aren’t the only animals likely to use passages that open up as the Arctic melts.
