449 results
449 results for: Dolphins
- Life
Fluid dynamics may help drones capture a dolphin’s breath in midair
High-speed footage of dolphin spray reveals that droplets blast upward at speeds approaching 100 kilometers per hour.
- Animals
Female hyenas kill off cubs in their own clans
Along with starvation and mauling by lions, infanticide leads as a cause of hyena cub death. Such killings may serve to enforce the social order.
- Animals
Naked mole-rat colonies speak with unique dialects
Machine learning reveals that these social rodents communicate with distinctive speech patterns that are culturally inherited.
- Life
Losing genes may have helped whales’ ancestors adapt to life under the sea
Jettisoning genes tied to saliva and the lungs, among others, could have smoothed ancient cetaceans’ land-to-water transition 50 million years ago.
- Paleontology
This ichthyosaur died after devouring a creature nearly as long as itself
Ichthyosaurs, marine reptiles generally thought to munch on soft prey like cephalopods, may have chowed down on fellow big marine reptiles, too.
- Health & Medicine
Capturing the sense of touch could upgrade prosthetics and our digital lives
Haptics researchers are working on ways to add touch to virtual reality, online shopping, telemedicine and advanced artificial limbs.
- Animals
Parasitic worm populations are skyrocketing in some fish species used in sushi
Fishes worldwide harbor 283 times the number of Anisakis worms as fishes in the 1970s. Whether that’s a sign of environmental decline or recovery is unclear.
- Animals
Beaked whales may evade killer whales by silently diving in sync
To slip past predators, beaked whales appear to synchronize their deep dives, staying silent while not hunting and ascending far from where they dove.
- Animals
50 years ago, scientists studied orcas in the wild for the first time
The study of killer whales has come a long way since the capture of seven in 1968 allowed scientists to study the animals in their habitat.
- Climate
Bull sharks and bottlenose dolphins are moving north as the ocean warms
Rising temperatures are making ocean waters farther north more hospitable for a variety of marine species.
- 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.
- Planetary Science
Readers ponder Opportunity’s future, animal consciousness and more
Readers had questions about NASA’s Opportunity rover, pollen shapes and more.
