A report from the United Nations determined that 1 million species are threatened with extinction. Dr. John Wiens from the University of Arizona believes that number is far higher based on his research. He says climate change is quickening the threat of extinction for species, including a 3-million-year-old lizard population previously found in the Arizona mountains.
Tensions flared Tuesday when District Judge Jacqueline Bluth learned that Tyler Johns, accused of killing Brandon Dominguez in a violent Nov. 15 clash on a Las Vegas-area freeway, had smiled, jeered, ...
A new study led by Dr. Janet L. Crane at Johns Hopkins University suggests the parathyroid hormone could modify spinal degeneration and relieve chronic back pain....