Acadia Pharmaceuticals Inc. (ACAD) said that it has initiated its second Phase III trial designed to evaluate the safety and efficacy of pimavanserin as a treatment for Parkinson's disease psychosis or PDP. Join discussion...

U.S. scientists have identified a gene that controls the shape of tomatoes, a discovery that could help unravel the mystery behind the huge morphological differences among edible fruits and vegetables. Join discussion...

Hubble detected the organic molecule methane within the atmosphere of a large Jupiter-like planet 63 light years away. Join discussion...

Researchers at the California Pacific Medical Center Research Institute, in collaboration with the Stanford Genome Technology Center, have found that Bisphenol A, a chemical that leaches into food and beverages from many consumer products, makes normal, non-cancerous human breast cells to express genes characteristic of aggressive breast cancer cells. Join discussion...

Scientists said they have found cellulose estimated to be 253 million years old in salt crystals at the Waste Isolation Pilot Plant. Join discussion...

Fifteen hundred years ago, tribes people from the central Amazon basin mixed their soil with charcoal derived from animal bone and tree bark. Today, at the site of this charcoal deposit, scientists have found some of the richest, most fertile soil in the world. Join discussion...

Stratatech Corp., a young Madison company developing human skin products to heal wounds, has completed its first round of clinical trials and found no adverse effects, the company says. Join discussion...

Higher incidences of congenital anomalies, including cryptorchidism (undescended testicles) and hypospadias, were found in boys whose mothers had higher serum levels of certain organochlorine compounds, researchers say. Join discussion...