1,393 results
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Science News of the Year 2002
A review of important scientific achievements reported in Science News during the year 2002.
- Earth
Aircraft spies on health of coral reefs
Marine ecologists report the development of a new remote-sensing system that can assess the health of coral reefs from planes.
- Tech
Soaking Up Rays
Although light shines through body parts of a primitive marine sponge much as it does through sophisticated optical fibers for telecommunications, scientists differ on whether sponges hold clues to better fibers for humankind.
- Earth
Resuscitating the Gulf’s dead zone
State, federal, and Indian agencies have joined forces to develop policies aimed at stemming a huge, seasonal zone in the Gulf of Mexico where oxygen levels are too low to sustain most aquatic life.
- Ecosystems
Deprived of Darkness
From anecdotal reports of little-studied phenomena, researchers suspect that artificial night lighting disrupts the physiology and behavior of nocturnal animals.
- Earth
Microbes put ancient carbon on the menu
Scientists have found microorganisms within Kentucky shale that are eating the ancient carbon locked within the rock, a previously unrecognized dietary habit that could have a prevalent role in the weathering and erosion of similar sedimentary rock at many other locations.
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Bacterial cells reveal skeletal structures
The finding of a cytoskeleton in Bacillus subtilis bacteria eliminates a fundamental difference between bacteria and higher (eukaryotic) cells.
- Ecosystems
Tadpole Science Gets Its Legs . . .
The amazingly complex tadpole now shines in ecological studies.
- Plants
The bladderwort: No ruthless microbe killer
A carnivorous plant called a bladderwort may not be a fierce predator at all but a misunderstood mutualist.
- Health & Medicine
Ancient Estrogen
A jawless fish ancestor may have revealed the most ancient of hormones and how current hormones evolved from it.
- Earth
Dust, the Thermostat
Analyses suggest that dust has profound, complex, and far-reaching effects on the planet's climate.
