A faint, ghostly galaxy 10 million light-years away has delivered one of black hole astronomy’s holy grails. At the bottom is a black hole that appears to belong to an elusive middleweight class of intermediate-mass black holes, a discovery that could help us understand how some of the more massive …
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A star discovered at full speed by the Milky Way is so strange that astronomers can only conclude that it was ejected during a very unusual supernova event. The star, a white dwarf about 1,430 light-years away called SDSS J1240 + 6710, and nicknamed Dox, advances at 250 kilometers per …
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When microbiologist Jared Leadbeater returned to his office for the first time in months after a work trip, he found something strange. A cream-colored manganese carbonate compound (MnCO3), which coated the glassware he had left in his sink, had gone dark. Something had stolen some of his electrons. “I thought, …
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In the dark of the orbital night of July 5, a NASA astronaut floated to a window on the International Space Station, looked down at the extremity of Earth and patiently waited for a cosmic spectacle. As the space station circled the Middle East, the newly discovered comet NEOWISE and …
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A handful of initial studies have found that people with O blood type may have a slight advantage during this pandemic. Research published over the weekend found that patients with type O were less likely to test positive for COVID-19 than patients with type A, B, or AB blood. An …
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