459 results
459 results for: Dolphins
- Animals
Spotted seals hear well in and out of water
Spotted seals, native to the northern parts of the Pacific, hear frequencies that may mean they are susceptible to the effects of anthropogenic noise.
- Physics
Vortex gets tied in knots
Physicists use 3-D printing and tiny bubbles to capture twisted-up water.
- Psychology
Dog sniffs out grammar
After years of word training, a canine intuitively figures out how simple sentences work.
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- Health & Medicine
Body & Brain
The brain sleeps in shifts, plus thinking better with folate, how brains feel the beat and more in this week's news.
- Life
Dolphin may sense the body electric
Organs on the species' snout help it detect faint fields, like those generated by prey.
- Space
The Drake Equation Turns 50: An interview with Frank Drake
The astronomer shares his name with the equation that quantifies the number of detectable civilizations in the Milky Way.
- Animals
Dolphins name themselves with a whistle
The marine mammals respond only to their own handles.
- Life
Many genes in dolphins and bats evolved in the same way to allow echolocation
Widespread changes scattered across the genomes of distantly related species cooperated to craft the trait.
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Whale Songs
Listen to the songs of whales and the sounds of the ocean near Maui, Hawaii. The Whalesong Project is the effort of a group of volunteers to bring attention to the beauty of oceans and the wonder of whales and dolphins. Go to: http://www.whalesong.net/
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Letters
Why good looks look good The article “It’s written all over your face” (SN: 1/17/09, p. 24) made me recall another article (a couple of years ago, I think!) describing the work of researchers investigating an apparent human, obsessive need to identify patterns in our environment. The scientists studied stockbrokers with and without a specific […]
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Letters
Lowdown on Earth’s heat “Science Stats” (SN: 8/27/11, p. 4) understates the power Earth radiates into space and mistakenly suggests that Earth radiates more energy from internal sources than it receives from the sun. The total (44 trillion watts) shown in your diagram must represent only the minuscule percentage (about 0.02 percent) from internal energy […]
