454 results
454 results for: Dolphins
- Physics
Scientists created ‘smoke rings’ of light
A swirling doughnut of light shows that vortex rings aren’t just for fluids anymore.
- Animals
How a western banded gecko eats a scorpion
New high-speed video details how usually mild-mannered geckos shake and incapacitate their venomous prey.
- Animals
Female dolphins have a clitoris much like humans’
The similarities suggest female dolphins experience sexual pleasure, which may explain why the species is so randy all the time.
- Animals
Polar bears sometimes bludgeon walruses to death with stones or ice
Inuit reports of polar bears using tools to kill walruses were historically dismissed as stories, but new research suggests the behavior does occur.
- 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
Having more friends may help female giraffes live longer
A more gregarious life, even while just munching shrubbery, might mean added support and less stress for female giraffes.
- 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.
- Animals
Fire ants build little syphons out of sand to feed without drowning
To escape a watery death, some fire ants use build sand structures that draw the insects’ sugary, liquid food out of containers and to a safer place.
- 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.
- 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.
- Animals
Dolphins can learn from peers how to use shells as tools
While most foraging skills are picked up from mom, some bottlenose dolphins seem to look to their peers to learn how to trap prey in shells.
- 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.
