Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Coagulation factor XI boosts clot risk
People who have had a major blood clot in a vein are roughly twice as likely to harbor high concentrations of blood coagulation factor XI as people who haven't.
- Health & Medicine
Myopia link to night lights doubted
Two studies cast doubt on the apparent link between night lights in a baby's nursery and an increased risk of being nearsighted later in childhood.
- Health & Medicine
Pig-cell grafts ease symptoms of Parkinson’s
Pig brain cells transplanted into the brains of patients with advanced Parkinson's disease help some of the patients regain mobility and the ability to do basic tasks.
- Health & Medicine
Acetaminophen in Action: Effect on an enzyme may stop pain, lower fever
The discovery of an enzyme scientists are calling cyclooxygenase-3, which is disabled by acetaminophen, might explain why this drug can stop pain and fever but not inflammation.
- Humans
From the March 22, 1930, issue
THE SUN’S NEW TRANS-NEPTUNIAN PLANET The Lowell Observatory has made the discovery of a celestial body whose rate of motion and path among the stars indicate that it is a new member of the sun’s family of planets out beyond Neptune. Twenty-five years ago, Dr. Percival Lowell, director and founder of the Observatory at Flagstaff, […]
- Archaeology
Visit Ancient Corinth
Hosted at the University of Pennsylvania, this elaborate, regularly updated Web site features historical, literary, and archaeological information about the ancient Roman colony of Corinth in Greece. Browser plug-ins allow you to fly through the city, traverse digital maps, and view three-dimensional models of various structures. Go to: http://corinth.sas.upenn.edu
- Anthropology
Court releases ancient skeleton
A judge's decision gives scientists the right to study the 9,000-year-old skeleton dubbed Kennewick Man rather than turn the remains over to a coalition of Native American tribes for reburial.
- Health & Medicine
Herbal cancer remedy is chock full of drugs
An herbal remedy that had been popular among prostate cancer patients was tainted with three synthetic drugs.
- Anthropology
Neandertals return at German cave site
Researchers who tracked down the location of a German cave where the first Neandertal skeleton was discovered in 1856 have unearthed new Neandertal finds.
- Health & Medicine
RNA interferes with cancer-cell growth
To curb the growth of cancer cells, scientists are silencing genes by introducing small strands of RNA.
- Health & Medicine
Chocolate Hearts
Preliminary studies indicate that moderate consumption of chocolate products may offer cardiovascular benefits.
- Humans
Message in DNA tops Science Talent Search
A project on encrypting words within a strand of DNA won the top prize at the Intel Science Talent Search.
