1,418 results
1,418 results for: Whales
- Earth
A Whale’s Tale: Puzzling marine compounds are natural
Antique whale oil shows that some mysterious compounds that resemble DDT and PCBs are naturally produced.
- Ecosystems
Worthless waters
The biological riches of the oceans will be spent within decades if current trends continue.
- Life
Ocean’s gazillion
A picture of past ocean life suggests a higher capacity for marine life than what modern habitats host.
- Humans
Letters from the July 3, 2004, issue of Science News
Whale, of an annoyance In “Din among the Orcas: Are whale watchers making too much noise?” (SN: 5/1/04, p. 275: Din among the Orcas: Are whale watchers making too much noise?), Rus Hoelzel states, “One thing I want to make clear is that I think whale watching is a good thing.” He then states that […]
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Lopped Off
Removal of top predators trickles through the food web.
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2011 Science News of the Year: Environment
Courtesy of Christopher Arp/USGS Arctic warming signs Climatologists pointing to the Arctic as the leading barometer of global change have plenty of new evidence that wholesale warming is under way. Observational data indicate that the region’s air, soils and water have warmed substantially since 2006, suggesting that the climate has established a “new normal” (SN […]
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Aliens in Antarctica
Visitors carry unwelcome species into a once pristine environment.
- Earth
Deep network
The NEPTUNE observatory — a ring of six underwater research stations connected to the Internet with fiber optic cables — is the first online observatory to brave the depths of the abyss.
- Humans
Letters from the April 9, 2005, issue of Science News
Big ideas Your article “Life on the Scales” (SN: 2/12/05, p. 106) reminded me that taking a bird’s song and transposing it down four octaves makes it sound like a whale’s song. The opposite is also true. To hear this, go to http://www.mind.net/music/birdwhaleDemo.mp3. Todd BartonAshland, Ore. The article would imply that the only anomaly to […]
- Humans
Letters from the August 20, 2005, issue of Science News
Just a little gas “Energy on Ice” (SN: 6/25/05, p. 410) states that the gas-hydrate deposit near Prudhoe Bay “contains more than 1.2 trillion cubic meters of gas. That’s twice the total amount of natural gas consumed annually in the United States. …” Does it behoove us to invest the time and dollars it will […]
- 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.
