ISO: A home for a stray space rock. Astronomers are tracking the motions of stars to figure out which one sent an alien asteroid speeding past Earth in October — but they may never find the rock’s true origins. Officially named ‘Oumuamua, the asteroid was spotted by the Pan-STARRS 1 telescope in Hawaii on October […]

OXON HILL, Md. — Ever wonder what it would be like to sit at the center of the Milky Way and watch the galaxy swirl by? A video debuted in a January 10 news conference at the American Astronomical Society Meeting provides a glimpse. The 360-degree-simulation, made with data from several telescopes, including NASA’s Chandra […]

Sometimes an old fight needs a new hero. With the United States in the midst of a tough flu season — and with evidence from Australia that the current flu shot is only 10 percent effective against the strains responsible for most illnesses — a different approach to flu vaccine development may do the trick. […]

Everybody’s a critic. Even back in second century Egypt. While digging in Tebtunis in northern Egypt in the winter of 1899–1900, British archaeologists stumbled upon portraits of affluent Greco-Egyptians placed over the faces of mummies. One grave contained an ink and chalk sketch, a bit larger than a standard sheet of printer paper, of a […]

Modesty is not a quality often found in abundance in physicists. Maybe that’s because Joe Polchinski had all of it. Substantial ego is arguably a necessary qualification for anyone attempting to wrest nature’s deepest secrets from their mathematical lairs. And in many cases, ego seems proportional to the magnitude of a physicist’s accomplishments. But if […]

BOSTON — Getting your groove on solo with headphones on might be your jam, but it can’t compare with a live concert. Just ask your brain. When people watch live music together, their brains waves synchronize, and this brain bonding is linked with having a better time. The new findings, reported March 27 at a […]

Umbilical cords tie mother and baby together, if only for a brief spell. But the stuff inside these cords has the potential to be useful well after birth. Cells in umbilical cord blood are already being used to treat certain diseases, including leukemia and rare forms of anemia. But for all the excitement about umbilical […]

In turquoise waters off the Indonesian coast, evolutionary geneticist Melissa Ilardo watched as the diver, wearing handmade, wooden goggles, spotted a giant clam meters below and darted down to retrieve it. The diver was one of the Bajau people of Southeast Asia, known for holding their breath for long periods while spearing fish and gathering […]

Pluto’s largest moon, long seen as a mysterious smudge at the outer reaches of our solar system, was revealed in 2015 closeup images to be pocked with craters, mountains and steep-sided depressions called chasmas. Now, 12 of those topographical features have names. Charon’s six most prominent craters were named for fictional explorers, including Dorothy who […]

In a transplant first, a U.S. veteran severely injured by an explosive device in Afghanistan has received a penis and scrotum from a deceased donor. During the 14-hour surgery at Johns Hopkins School of Medicine, doctors removed the patient’s damaged tissues and connected three arteries, four veins, two nerves and the urethra to the donated […]