457 results
457 results for: Dolphins
- Paleontology
Oldest true dolphin species gets a new name
A dolphin species first described in the 1970s has gotten a new name but still retains the title of oldest true dolphin species identified to date.
- Paleontology
Hippo history extracted from fossil teeth found in Kenya
Fossilized teeth from the newly identified Epirigenys lokonensis, an ancestor of the hippopotamus, are filling in some of the mammoth mammal’s history.
- Animals
Dolphin without a name
While splitting the dolphin family tree, researchers found a new species.
- Psychology
Walking in sync makes enemies seem less scary
Men who walk in sync may begin to think of their enemies as weaker and smaller, a new study suggests.
- Oceans
Dusk heralds a feeding frenzy in the waters off Oahu
Even dolphins benefit when layers of organisms in the water column overlap for a short period.
- Genetics
For penguins, it’s a matter of no taste
Penguins lack taste genes for bitter, sweet and umami.
- Animals
Swimming dolphins don’t need to cheat
Dolphins swimming through bubbles burst old notion of underpowered muscles.
- Animals
It’s bat vs. bat in aerial jamming wars
In nighttime flying duels, Mexican free-tailed bats make short, wavering sirenlike sounds that jam each other’s sonar.
- Animals
Dolphins name themselves with a whistle
The marine mammals respond only to their own handles.
- Environment
Five years on, Deepwater Horizon oil spill’s impact lingers
Five years after the Gulf of Mexico’s largest disaster, researchers are still studying its ecological impact and struggling to learn the fate of most of the spilled oil.
- Paleontology
Fossil whale skull hints at echolocation’s origins
Ancestors of toothed whales used echolocation as early as 34 million years ago, analysis of a new fossil skull suggests.
- Materials Science
Radar distinguishes electronics from other metals
Using two pulses of radio waves, method could locate survivors trapped in rubble.
