Study casts doubt on 'Snowball Earth' theory
Remains of photosynthesizing microbes in prehistoric rocks suggest Earth was not ice-bound The study appears in the Sept. 29 Science Express. The lead author is Alison Olcott, a Ph.D. student of earth...Research casts doubt on circulating stem cells
Adult stem cells taken from bone marrow are the "shooting stars" of their field. Many research scientists have been speculating that the cells might be able to pass through the blood into diseased organs and replace defective tissue. Such cells are seen as the potential key to the treatment of certain muscle diseases. However, a study currently being conducted at Bonn's University Clinic has prod...State criticized over BadgerNet 2 execution; some doubt benefits
Critics of the state's plan to replace its decade-old video and data network, BadgerNet, were surprised to hear on Tuesday that a contract with an SBC-headed alliance had already been signed. The Wisconsin BadgerNet Access Alliance, a group of companies including SBC, Verizon, Norlight, CenturyTel and local telcos, has been contracted to build...Study casts doubt on keyboard ills
Using a computer does not appear to pose a severe occupational hazard for developing the wrist and hand ailment known as carpal tunnel syndrome, according to a Danish study published Tuesday.The finding was based on a survey of nearly 7,000 workers at 3,500 locations who were questioned initially on symptoms and 5,568 of the group who were assessed a year later. This study found a...Doubts Cast On Benefits Of Vitamin E
Studies on vitamin E seemed to suggest that supplementing the diet with vitamin E helps in preventing cancer and heart problems. //Recently, a study published In Journal Of American Medical association, says the reality of taking vitamin E supplements may be something very different. The researchers had studied patients with cardiovascular diseases through Heart Outcomes Prevention Eval...British Scientists Doubt Delhi Doctor’s Stem Cell Claim
A Delhi-based doctor’s claim of having produced and purified stem cells from human embryos to treat incurable diseases does not have many takers in the British medical fraternity. The Guardian reported Friday that experts here have called // on Indian authorities to impose tighter curbs on clinics in India that make extravagant claims about the use of embryonic stem cells. The...U.N. Official Doubts India On AIDS Data
The number of new H.I.V. cases in India is probably much higher than official data shows, the director of the United Nations AIDS program says.// India, which has 5.1 million people with AIDS or H.I.V., the virus that causes AIDS on record, announced earlier in 2005 that new infections had sharply fallen to 28,000 in 2004, down from 520,000 in 2003. International aid groups hav...