454 results
454 results for: Dolphins
- Materials Science
Radar distinguishes electronics from other metals
Using two pulses of radio waves, method could locate survivors trapped in rubble.
- Animals
Dolphin without a name
While splitting the dolphin family tree, researchers found a new species.
- Life
Supreme Court lifts restriction on Navy sonar testing
Justices overturn restrictions that require Navy to stop using sonar when marine mammals are within 2,200 yards of vessels.
- Animals
Dolphins wield tools of the sea
A long-term study of dolphins living off Australia’s coast finds that a small number of them, mostly females, frequently use sea sponges to forage for fish on the ocean floor.
- Life
A honeybee tells two from three
Honeybees can generalize about numbers, at least up to three, a new study reports.
- Life
Earliest whales gave birth on land
Recently discovered fossils of a protowhale help fill in gaps in the land-to-water transition.
- Animals
Dogs show a fetching communication savvy
In a sign of understanding that one object can be used to represent another, border collies fetch toys after being shown replicas or, in some cases, photos of those toys.
- Animals
Sonar causes rock-concert effect in dolphins
Test of recorded sonar causes temporary hearing impairment in dolphins.
- Life
Birds bust a move to musical beats
Parrots and possibly other vocal-mimicking animals can synchronize their movements to a musical beat, two new studies suggest.
- Humans
On imagination, knowledge, art, science and … ET
High schoolers at the Intel International Science and Engineering Fair probe the minds of distinguished scientists during a special Q and A
- Earth
Oil Booms: Whales don’t avoid noise of seismic exploration
Field tests in the Gulf of Mexico suggest that sperm whales there don't swim away from boats conducting seismic surveys of the seafloor, but the noise generated by such activity may be subtly affecting the whales' feeding behavior. With video.
- Animals
Hey, that’s me!
A test with a jumbo-size mirror suggests that Asian elephants may be among the few species that can recognize their own images.
