Humans
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We summarize the week's scientific breakthroughs every Thursday.
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Health & MedicineProtein may aid stroke recovery
Tests in mice have shown that erythropoietin, a red blood cell growth factor, can reverse brain damage caused by strokes.
By Nathan Seppa -
ArchaeologyPottery points to ‘mother culture’
The Olmec, a society that more than 3,000 years ago inhabited what is now Mexico's Gulf Coast, acted as a mother culture for communities located hundreds of miles away, according to a chemical analysis of pottery remains and local clays from ancient population sites in the area.
By Bruce Bower -
Health & MedicineCell transplants make gains versus diabetes
Transplanting insulin-making cells from a single cadaver into people with type 1 diabetes can reverse the disease in some people.
By Nathan Seppa -
HumansFrom the February 23, 1935, issue
A new type of "atom" gun, solar X rays, and crushing mineral ore.
By Science News -
Health & MedicineTo Stanch the Flow: Hemophilia drug curbs brain hemorrhage
A blood-clotting drug helps some people recover from a bleeding stroke.
By Nathan Seppa -
HumansLetters from the February 26, 2005, issue of Science News
Let’s move it, people When I read of the Hubble Space Telescope–repair controversy (“People, Not Robots: Panel favors shuttle mission to Hubble,” SN: 12/18&25/04, p. 388; “Lean Times: Proposed budget keeps science spending slim,” SN: 2/12/05, p. 102), this question comes to mind: Why can’t an unmanned, powered vehicle latch on to Hubble and fly […]
By Science News -
Health & MedicineStudy can’t tie EMFs to cancer
A massive, long-term Swedish study has found no sign that occupational exposures to electromagnetic fields might trigger breast cancer in women.
By Janet Raloff -
Health & MedicineKetone diet could help in Parkinson’s
A strict low-carb diet long used to treat some people with epilepsy has been tailored so that it might fight Parkinson's disease.
By Ben Harder -
AnthropologyHuman fossils are oldest yet
Homo sapiens fossils found along Ethiopia's Omo River in 1967 date to 195,000 years ago, making them the oldest-known remains of our species.
By Bruce Bower -
HumansBushmeat on the Menu
Studies of the bushmeat trade reveal that such meat appeals to people who can't afford anything else and to prestige seekers who certainly can.
By Susan Milius -
HumansFrom the February 16, 1935, issue
Saving wild ducks, deciphering Mayan glyphs, and causes of deafness.
By Science News -
Health & MedicineMultiple Sclerosis
This Web site is an excellent starting point for anyone looking into multiple sclerosis (MS), whether as a patient, family member, doctor, researcher, or student. In addition to explaining this autoimmune disorder in detail, it offers links to sites that delve into treatments, current research, fundraising events, clinical trials of new drugs, and breaking news […]
By Science News