CDC Decries Spread of Measles
Unusual Arctic Snowy Owl Numbers
Mystery Planet Astounds Experts
Ancient Human DNA Perplexes
Climate Change Lets Diseases Roam
The United States is experiencing a spike in measles, with 175 confirmed cases and 20 hospitalizations so far this year, according to the Centers for Disease Control and Prevention.
Snow-white owls with luminous yellow eyes are thrilling bird-watchers as the magnificent birds set up winter residence at airports, fields and beaches far south of their normal Arctic range.
A team of astronomers led by a U.S. graduate student has discovered a planet more than 10 times the mass of Jupiter that shouldn't be where it is, raising questions about how planetary systems form.
Experts have reached farther back than ever into the ancestry of humans to analyze DNA, using a 400,000-year-old bone. So far, the achievement has provided more questions than answers.
Experts say multiple diseases are spreading in part because of climate change, including Valley Fever, a fungus that can invade the brain or skin; a brain-eating amoeba, and illnesses carried by ticks.