806 results
806 results for: Sharks
- Paleontology
Ancient fish fossils highlight the strangeness of our vertebrate ancestors
New fossils are revealing the earliest jawed vertebrates — a group that encompasses 99 percent of all living vertebrates on Earth, including humans.
- Ecosystems
Marjorie Weber explores plant-protecting ants and other wonders of evolution
Cooperation across the tree of life is an understudied driver of evolution and biodiversity, Marjorie Weber says.
- Animals
Northern elephant seals sleep just two hours a day at sea
The marine mammals have truly awesome stamina for staying awake, sleeping only minutes at a time on months-long trips at sea.
- Physics
Julian Muñoz has a ‘ruler’ that could size up the early universe
The measurement tool could lay out a distance scale for cosmic dawn —and offer clues to the nature of dark matter.
- Science & Society
Here are 7 new science museums and exhibitions to visit in 2023
The Grand Egyptian Museum is slated to open, as well as new exhibitions dedicated to space travel, the Galápagos Islands and more.
- Animals
A hammerhead shark baby boom near Florida hints at a historic nursery
Finding an endangered shark nursery in a vast ocean is like finding a needle in a haystack. But that’s just what scientists did near Miami.
- Anthropology
A partial skeleton reveals the world’s oldest known shark attack
An ancient shark bite victim died quickly, before his body was recovered and buried, a new study finds.
- Anthropology
A skeleton from Peru vies for the title of oldest known shark attack victim
The 6,000-year-old remains of a teen with a missing leg and tell-tale bite marks came to light after news of a 3,000-year-old victim in Japan surfaced.
- Paleontology
Something mysteriously wiped out about 90 percent of sharks 19 million years ago
Deep sediments beneath the Pacific Ocean revealed a mystery: a massive shark die-off with no obvious cause.
- Animals
Scientists vacuumed animal DNA out of thin air for the first time
The ability to sniff out animals’ airborne genetic material has been on researchers’ wish list for over a decade.
- Paleontology
An ancient shark’s weird fins helped it glide like a manta ray
Nicknamed eagle shark, the newly discovered ancient creature achieved underwater flight 30 million years before the first rays.
- Paleontology
Newborn megalodon sharks were larger than most adult humans
Preserved pieces of backbone suggest that megalodon sharks were about 2 meters long at birth.
