News
- Anthropology
Peking Man fossils show their age
Scientists have pushed back the age of Peking Man, raising questions about whether Homo erectus trekked to eastern Asia in two separate migrations.
- Humans
Science’s next generation wins accolades
Star students receive more than $530,000 in scholarships and prizes in the Intel Science Talent Search.
- Animals
Public tantrums defeat monkey moms too
Rhesus macaque moms are more likely to give in to screaming babies when bystanders are watching and reacting
- Health & Medicine
Migraines during pregnancy may be linked to stroke
Pregnant women who have migraines also face a heightened risk of stroke and other vascular diseases, a new study finds.
- Health & Medicine
Blood type could matter in pancreatic cancer
People with type O blood are less likely to develop pancreatic cancer than are people with type B blood, a study finds.
- Life
Aphids support symbionts with borrowed DNA
Aphids borrowed at least two genes from bacterial buddies, and those genes now support another bacterium that lives in the insects.
- Physics
Single top quark detected
Scientists observe elusive single top quark, usually found in pairs.
- Health & Medicine
Early intellectual gap found for kids of older fathers
A reanalysis of data from more than 33,000 U.S. children finds that those with older fathers fared somewhat poorer on intelligence tests than those with younger fathers, regardless of mothers’ ages.
- Health & Medicine
President reverses federal ban on stem cell funding
President Barack Obama signed an executive order lifting a ban on federal funding for research that uses embryonic stem cells.
- Space
Frozen cosmic fingerprints
Researchers claim to find evidence of 11th century supernovas and the solar cycle in an ice core.
- Climate
Chinese carbon dioxide emissions eclipse efficiency gains
A boost in manufacturing and construction in China led to an increase in carbon dioxide emissions that outstripped any gains from increased energy efficiency.
- Earth
Buckyballs do antimicrobial magic
A new study shows that soccer-ball–shaped carbon nanoparticles can prevent biofilm from gunking up water filters.
