8,271 results
8,271 results for: Fish
- Science & Society
Humans’ living creations put on display
The Center for PostNatural History, a museum that opened in 2012, features Freckles and other organisms altered by humans.
- Materials Science
Radar distinguishes electronics from other metals
Using two pulses of radio waves, method could locate survivors trapped in rubble.
- Humans
Letters from the August 6, 2005, issue of Science News
Empty threat? “Empty Nets: Fisheries may be crippling themselves by targeting the big ones” (SN: 6/4/05, p. 360) reads as if there is something to be alarmed about. By selectively catching large fish, we have reduced “the mean size [of food fish to] one-fifth of what it was.” This is not cause for alarm. It […]
- Humans
Bigger numbers, not better brains, smarten human cultures
An experiment using a computer game supports the idea that big populations drove the evolution of complex human cultures.
- Humans
Letters from the October 29, 2005, issue of Science News
Food for thought I note that pleasure activates the neurobiological response that fuels addictive behavior (“Food Fix: Neurobiology highlights similarities between obesity and drug addiction,” SN: 9/3/05, p. 155). It has long been a tenet of the 12-step programs that there is no pleasure greater than to use one’s talents to help others similarly afflicted. […]
- Animals
Odd head of seahorse cloaks its sneak attacks
Head shape creates hydrodynamic fake-out for stealth hunting.
- Life
Fish ignore alarming noises in acidifying seawater
Something about changing ocean chemistry could make young clownfish behave oddly around normally alarming sounds.
- Physics
Acoustical Society of America
A new way to cough, music for the deaf, toadfish sonic sabotage and more in meeting news.
- Life
Marine microbes fritter away jelly bonus
Bacterial feasts during jellyfish blooms drain valuable carbon out of the food web.
- Life
Heart has cellular regeneration ability
In mice, injecting a protein spurs the organ’s own stem cells to regrow small amounts of tissue after damage.
- Life
Diving spiders make their own gills
Eurasian diving bell spiders, the only truly aquatic arachnids, survive underwater with the help of “physical gills,” scientists say.
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