Uncategorized
- Humans
Letters from the September 16, 2006, issue of Science News
Hot topic It seems more likely that a decline of total precipitation and humidity would be the direct cause of both temperature and fire incidence (“The Long Burn: Warming drove recent upswing in wildfires,” SN: 7/8/06, p. 19). It is fashionable to blame every weather problem on greenhouse gases and global warming, but in this […]
- Math
Does Defense Win Championships?
In pro football, a good defense doesn't generally trump a good offense.
- Humans
From the September 5, 1936, issue
A field divided, hope for mine workers exposed to silica dust, and taking the brain's temperature.
- Physics
Neutrino Detector
Neutrinos are remarkably elusive subatomic particles, and it takes specially designed and constructed detectors to ensnare them. One such detector is the Soudan Underground Laboratory, built 2,400 feet underground in an old mine in Minnesota. The lab’s Web site offers descriptions of the facilities and updates on ongoing experiments. It also has a section for […]
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This article tells us, “Because the moons of Uranus orbit at the planet’s equator, the sun seldom illuminates them directly.” I think what you mean is that the moons seldom pass directly between Uranus and the sun. But surely the sun still illuminates them, even when they’re not casting shadows on the planet. Gregory KusnickSeattle, […]
- Planetary Science
Rare Uranian eclipse
The Hubble Space Telescope has for the first time recorded an eclipse on Uranus.
- Earth
Plowing Down the Amazon: Satellites reveal conversion of forest to farmland
The clearing of jungle to create cropland is a major and previously underappreciated force behind deforestation in the Amazon region of Brazil, according to an analysis of satellite images.
- Animals
Hey, Roach Babe: Male cockroaches give fancy courting whistles
Some male cockroaches whistle at females with surprisingly complex, almost birdlike whistles.
- Ecosystems
On the Rise: Siberian lakes—Major sources of methane
Field studies suggest that Siberian lakes are a much larger source of atmospheric methane than had been previously recognized.
- Tech
Size Matters: Biosensors behave oddly when very small
There might be a limit to how small physicists should build tiny sensors that detect viruses and molecules.
- Health & Medicine
Problem Paternity: Older men seem more apt to have autistic kids
Children born to fathers who are age 40 or older have an increased risk of developing autism.
- Earth
Genes as Pollutants: Tracking drug-resistant DNA in the environment
A study that traces antibiotic-resistance genes in the environment indicates that they are present even in treated drinking water.
