454 results
454 results for: Dolphins
- 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.
- 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.
- 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.
- Life
1 million species are under threat. Here are 5 ways we speed up extinctions
One million of the world’s plant and animal species are now under threat of extinction, a new report finds.
- Planetary Science
Readers ponder Opportunity’s future, animal consciousness and more
Readers had questions about NASA’s Opportunity rover, pollen shapes and more.
- 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.
- Ecosystems
Beavers are engineering a new Alaskan tundra
Climate change has enabled the recent expansion of beavers into northwestern Alaska, a trend that could have major ecological consequences for the region in the coming decades.
- 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.
- Health & Medicine
As algae blooms increase, scientists seek better ways to predict these toxic tides
Scientists around the United States are developing programs that can predict harmful algal blooms in advance.
- Animals
‘Spying on Whales’ dives into the story of true leviathans
"Spying on Whales" retraces the evolution of cetaceans, explaining how they came to be some of Earth’s largest creatures.
- Anthropology
Koko the gorilla is gone, but she left a legacy
An ape that touched millions imparted some hard lessons about primate research.
- 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.
