FILE photo. (brightstars/iStock)(PASADENA, Calif.) -- The discovery of a new comet scientists believe to be an "interstellar object" has set the astronomy community abuzz. If officially confirmed, the object would be only the second of its kind detected, according to a statement from NASA's Jet Propulsion Laboratory at the California Institute of Technology. The newly found comet, dubbed C/2019 Q4, was discovered by Gennady Borisov, a Crimean astronomer working out of an observatory in Nauc..

piola666/iStock(ROME) -- An Italian police officer who was allegedly killed during a confrontation with two American teenagers was stabbed with "much violence," some wounds so deep that the base of the 7-inch blade left marks on his skin, according to the autopsy report obtained by ABC News. Mario Cerciello Rega, a 35-year-old deputy brigadier in Italy's Carabinieri paramilitary police force, bled to death after being stabbed 11 times on the streets of Rome in the early morning hours of Jul..

jamesbenet/iStock(LONDON) -- Astronomers have located the first planet outside our solar system containing water vapor and temperatures that could support life, according to NASA. Data from NASA's Hubble Space Telescope allowed astronomers from the Center for Space Exochemistry Data at the University College London to determine that the molecular signature of water vapor exists in the atmosphere of an extrasolar planet about 110 light years away in the constellation of Leo, called K2-18b. T..

NataliaCatalina/iStock(LONDON) -- Meghan, the Duchess of Sussex, has debuted her latest project, a capsule fashion collection for charity. The Smart Set capsule collection of "workwear essentials" is on sale in stores and online for at least two weeks starting Thursday. It benefits Smart Works, a U.K. charity for women of which Meghan is patron. Meghan launched the capsule collection at an event Thursday in London. She wore two of the pieces from the collection, a white shirt by Misha Nonoo and ..