News
- Astronomy
A Swarm of Umbrellas vs. Global Warming: Astronomer thinks small to save Earth
A trillion miniature spacecraft could provide a giant sunshade for Earth, significantly reducing global warming.
- Ecosystems
Worthless waters
The biological riches of the oceans will be spent within decades if current trends continue.
- Astronomy
Web Special: Hubble Repair Mission Is a Go
After several years of uncertainty following the Columbia shuttle disaster, NASA this week gave the go-ahead for a shuttle crew to replace and repair parts on the 16-year-old Hubble Space Telescope.
-
Mom’s caffeine harms pups’ brain cells
Rats born to mothers who drank caffeinated beverages throughout their pregnancies had abnormal brain-cell function.
- Health & Medicine
Insulin can protect diabetic brains
Staying on top of diabetes treatments may prevent some of the brain atrophy and cognitive deficits that typically accompany the disease.
- Health & Medicine
Pain follows cycle
Estrogen fluctuations during a woman's menstrual cycle may change her perception of pain.
-
Nicotine during rat youth primes brain for harder drugs
The addictive ingredient in those cigarettes in the schoolyard could prep the brain for reliance on illicit drugs.
- Astronomy
Galactic spider
A Hubble Space Telescope image reveals a large galaxy in the early universe assembling from the merger of smaller ones.
- Planetary Science
Jovian storm grows stormier
Jupiter's Little Red Spot has become as strong as its big brother.
- Chemistry
Unnatural success
Chemists report the first synthesis of a promising antibiotic that other researchers recently discovered in nature.
- Physics
First teleportation between light and matter
Physicists have for the first time transmitted quantum states between atoms and light.
- 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.
