News
- Plants
Give and Take: Plant parasites dole out genes while stealing nutrients
New evidence suggests that parasitic plants can transfer their own genes into host plants.
- Health & Medicine
Vaccine Stretch: Smaller dose packs punch against flu
A fraction of the standard dose of flu vaccine appears to grant people immunity to influenza if injected into the skin rather than in the muscle of the upper arm.
- Earth
DDT linked to miscarriages
A study of Chinese women finds that the pesticide DDT can not only affect menstrual cycles but also foster miscarriages very early in pregnancy.
- Health & Medicine
Uranium, the newest ‘hormone’
Animal experiments indicate that waterborne uranium can mimic the activity of estrogen, a female sex hormone.
- Earth
Can phthalates subtly alter boys?
Researchers have linked a mom's exposure to phthalates with a genital marker in boys suggesting a subtle feminization of their reproductive organs.
- Health & Medicine
Heavy traffic may trigger heart attacks
Exposure to traffic can dramatically increase a person's risk of having a heart attack soon afterward.
- Planetary Science
Riddles on Titan
Two puzzles have emerged from the Cassini spacecraft's first close flyby of Saturn's largest moon, Titan.
- Physics
Particle hunt off, collider comes down
Despite tantalizing, last-minute hints of a long-sought, mass-giving particle called the Higgs boson, dismantling of the Large Electron-Positron collider has begun.
- Physics
Hot little levers write beaucoup bits
Arrays of microscopic tips may offer a way to pack digital data more tightly and transfer it more quickly than is possible with magnetic hard disks.
- Physics
Light step toward quantum networks
During the transfer of a quantum data bit from matter to light, a cloud of extremely cold atoms emitted a photon carrying a version of the cloud's quantum state.
- Physics
When all is a spin, calm is dragged in
When laboratory vortices are mixed to create the equivalent of a tornado in a hurricane, the "hurricane" may gobble up spots of calm from the outside world.
- Health & Medicine
Marker signals esophageal cancer
Silencing of the gene that encodes the cancer-suppressing protein APC is common in people with esophageal cancer, suggesting that physicians might use this genetic abnormality as a marker for the disease.
