Mouse and human skin cells produce melanin on a 48-hour cycle
Researchers have discovered that mouse skin and skin cells from humans produce pigmentation in response to sunlight on a 48-hour cycle. They observed that...
Deaths due to tainted herbal medicine under-recorded
A forensic pathologist is warning that potentially harmful substances found in herbal medicines may be playing a bigger role in deaths of 'health tourists'...
Biologists use ‘mini retinas’ to better understand connection between eye and brain
Biologists are growing 'mini retinas' in the lab from stem cells to mimic the growth of the human retina. The researchers hope to restore...
Just a few drinks can change how memories are formed
Researchers have found that alcohol hijacks a conserved memory pathway in the brain and changes which versions of genes are made, forming the cravings...
Asian catfish genome decoded
For the first time, scientists decipher the entire genome of the striped catfish, paving the way for better breeding of the critical commercial species.
Older adults with strong grip, good memory may avoid or delay disability
To learn more about how and whether being strong can ward off disability, a team of researchers examined information from a study called SHARE.
Three proteins may play key roles in female fertility and cancer biology
Three proteins regulate each other with surprising twists and turns in female mouse eggs, a finding that may play an important role in female...
Biologists gain new insights into surface, acoustic behaviors of endangered right whales
In response to the dwindling number of North Atlantic right whales, researchers have conducted a major study of the surface and acoustic behaviors of...
Evolution does repeat itself after all: How evolution lets stripes come and go
A team of evolutionary biologists discovers the genetic basis for the repeated evolution of color patterns. The findings about the stripes of the especially...
Nanotubes may give the world better batteries
Scientists use thin films of multiwalled carbon nanotubes to keep lithium metal from sprouting dendrites, tentacle-like growths that can cause batteries to fail. The...