Scientists replicate key evolutionary step in life on earth
(PhysOrg.com) -- More than 500 million years ago, single-celled organisms on Earth's surface began forming multi-cellular clusters that ultimately became plants and animals.
We are living in a bacterial world, and it's impacting us more than previously thought
Researchers successfully convert human skin cells into embryonic stem cells
Scientists at Oregon Health & Science University and the Oregon National Primate Research Center (ONPRC) have successfully reprogrammed human skin cells to become embryonic stem cells capable of transforming ...
Scientists discover first new chlorophyll in 60 years
(PhysOrg.com) -- University of Sydney scientists have stumbled upon the first new chlorophyll to be discovered in over 60 years and have published their findings in the international journal Science.
Immortal worms defy aging
Researchers from The University of Nottingham have demonstrated how a species of flatworm overcomes the ageing process to be potentially immortal.
Major insights into evolution of life reported
(PhysOrg.com) -- Humans might not be walking the face of the Earth were it not for the ancient fusing of two prokaryotes -- tiny life forms that do not have a cellular nucleus. UCLA molecular biologist James ...
Classic microscopy reveals borrelia bacteria
A simple method has been found that tells people who have become seriously ill after a tick bite once and for all whether they have bacteria in their blood.
Researchers make stem cell breakthrough
In a study to be released on March 1, 2009, Mount Sinai Hospital's Dr. Andras Nagy discovered a new method of creating stem cells that could lead to possible cures for devastating diseases including spinal ...
Scientists turn skin into blood (w/ Video)
(PhysOrg.com) -- In an important breakthrough, scientists at McMaster University have discovered how to make human blood from adult human skin.
Origins of life? Discovery could help explain how first organisms emerged on Earth
(Phys.org) —A structural biologist at the Florida State University College of Medicine has made discoveries that could lead scientists a step closer to understanding how life first emerged on Earth billions ...
Citrus surprise: Vitamin C boosts the reprogramming of adult cells into stem cells
Famous for its antioxidant properties and role in tissue repair, vitamin C is touted as beneficial for illnesses ranging from the common cold to cancer and perhaps even for slowing the aging process. Now, ...
Do bacteria age? Biologists discover the answer follows simple economics
When a bacterial cell divides into two daughter cells and those two cells divide into four more daughters, then 8, then 16 and so on, the result, biologists have long assumed, is an eternally youthful population of bacteria. ...
Researchers discover new class of objects encoded within the genome
Despite progress in decoding the genome, scientists estimate that fully 95 percent of our DNA represents dark, unknown territory. In the October 1 issue of the journal Cell researchers at The Wistar Institute shed new li ...
Can bacteria make you smarter?
Exposure to specific bacteria in the environment, already believed to have antidepressant qualities, could increase learning behavior according to research presented today at the 110th General Meeting of the American Society ...