8,244 results
8,244 results for: Fish
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Fading to black doesn’t empower fish
Field studies of three-spined stickleback fish dash a textbook example of the theory of how one species can take on a competitor's characteristics.
- Earth
Mapping watersheds invites comparisons
Computerized maps of environmental features for 154 of the largest river watersheds will soon be available to the public, free of charge.
- Humans
From the August 9, 1930, issue
A FISH WITH HANDS A fish of more than ordinary piscine talent is sometimes found in the drifting masses of gulfweed or Sargassum in the great mid-Atlantic eddy. It is only a little fish, a couple of inches long, but it can use its two pectoral fins for some of the functions of hands. It […]
- Earth
Limiting Dead Zones
To limit algal blooms and the development of fishless dead zones in coastal waters, farmers and other sources of nitrate are investigating novel strategies to control nitrate runoff.
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Catch of the day for cancer researchers
Scientists are using glowing tumor cells inside zebrafish to study how cancer spreads.
- Animals
Fish Fraud: Cleaners show off before biting clients
Some of the reef fish that make their living by nibbling parasites off other fish may be luring clients into scams by offering free massages.
- Earth
Flaming Out? Days may be numbered for two fire retardants
The maker of two controversial flame-retardant chemicals has voluntarily initiated negotiations with the federal government to end their production.
- Animals
Some female birds prefer losers
When a female Japanese quail watches two males clash, she tends to prefer the loser.
- Earth
Uncertainty returns over sex-change fish
Scientists question whether a potentially gender-bending hormone found in polluted Florida streams is responsible for masculinized female fish.
- Humans
Russia’s nuclear-safety issues spread
A leading Russian environmentalist, Aleksandr Nikitin, says Russia's problems with nuclear-waste management should concern people beyond that country's borders.
- Humans
From the July 12, 1930, issue
FISH’S-EYE VIEW A poet once wished for the gift to see ourselves as others see us. An artist has achieved it. Wilfrid Swancourt Bronson, of New York, has cultivated the ability to see things from the fish’s point of view, taking into account the squeezed perspective one gets through the little “window” in the water […]
- Anthropology
Erectus Ahoy
A researcher who explores the nautical abilities of Stone Age people by building rafts and having crews row them across stretches of ocean contends that language and other cognitive advances emerged 900,000 years ago with Homo erectus, not considerably later among modern humans, as is usually assumed.
