An extreme reaction to antibiotic medication has a young California woman fighting for her life in a hospital. The 19-year-old took a medication intended for a friend.
Water found by spacecraft orbiting comet doesn't match water on Earth, researchers find. That puts asteroids ahead of comets as best theory for how water came to the early Earth 4 billion years ago, they say.
Small porpoise with a "smiling" face could be extinct in 4 years, experts warn. Illegal fishing said threat to the vaquita porpoise in the Gulf of California.
Time Magazine honors the world's Ebola fighters collectively as its Person of the Year. Magazine says they displayed 'the hero's heart.'
Police play Santa, give out gifts instead of traffic citations. YouTube video of gift giving by cops goes viral.
Nitrous oxide, the "laughing gas" often used in dentists' offices, may be a cure for depression, scientists say. Patients inhaling nitrous oxide in research study reported an improvement in their depressive symptoms.
Simple blood test looking at trace metals in the body could lead to early diagnosis of breast cancer, study suggests. Technique could improve outcomes of treatment be catching cancer earlier.
Researchers X-ray guinea fowl walking through poppy seeds to understand dinosaur footprints. Findings can tell paleontologists more about how dinosaurs walked, researchers say.
Astronomers say recently discovered asteroid has orbital path that will keep it from threatening Earth. Computer projections show no risk for at leas the next 150 years.
Motion in their field of view throws hovering hummingbirds "off target" when attempting to feed at flowers, study finds. It's a "glitch" in their fine-tuned hovering expertise, researchers say.
Researchers bombard chemicals with lasers to recreate conditions that may have sparked beginning of life on earth. Experiment produced the component building blocks of DNA.
Study finds many vegetarians unable to stick with it, with a third going back to meat within months. Animal rights group calls results of their own study a bad sign for animals.
Conjoined twin boys born in an Atlanta hospital died one day after their birth. Problems with their shared heart could not be overcome, doctors say.
Telescope intended to turn a giant eye on the universe gets official approval and construction will begin soon. The European Extremely Large Telescope will operate from a mountaintop in the Andes.
Study in Sweden links smoking in men to changes in their chromosomes. Loss of the Y chromosome could have health impacts, researchers say.
Regular text message can help people on long-term prescriptions for chronic illness in remembering to take their medicines, study finds. Patients receiving the texts called them very beneficial.
NASA calls first flight test of Orion capsule a "textbook" success. After launch and Earth orbits, craft splashed do safely in the Pacific Ocean for recovery.
Being overweight can takes years off your life and rob you of healthy living years as well, study finds. Chronic heart disease and diabetes are among the ailments obesity can bring into your life, researchers say.
Smartphones and other high-tech devices are getting in the way of our personal relationships, study finds. The distractions and interruptions are coming between couples, researchers say.
Electric eels hunt by electricity, researchers find. The eels send out electric signals that cause muscles of hidden prey to twitch, giving away their location.
Walking while working, using a treadmill workstation, improved both physical and mental health, study shows. In-office exercise means more job satisfaction, less boredom, researchers say.
Huge archive of letters, papers and diaries of Albert Einstein goes online. Digital collection will bring Einstein's work to a wider public, researchers say.
Rolling Stone backs away from controversial story alleging gang rape at the University of Virginia. Magazine says new information suggests its trust of woman making the allegations was 'misplaced.'
Increased risk of bleeding when taking aspirin may outweigh benefits of possible protection against heart attacks for many women, study finds. Use of aspirin as 'primary prevention' is hotly debated in the medical profession.
Conjoined twin boys born in Atlanta hospital who share a heart cannot be separated, doctors say. The twins' page has been followed by thousands on a family Facebook page.
This year on track to be the hottest since record-keeping began more than a hundred years ago. U.N. weather organization releases report confirming global warming is continuing unabated.
Researchers zero in on a gene that may cause gigantism, a condition causing abnormal growth in children. Duplication of a part of the X chromosome may be behind it, they say.
Many American suffer from depression but few seek professional medical help, study finds. Depression is highest in middle-aged women, researchers say.
Incredible frame rate of new high-speed camera will open up new visions in science, researchers say. The device can capture moving light, the fastest thing in the universe.
Assessment of African giraffe finds numbers dropping due to poaching, habitat loss. Experts call it a "silent extinction."