Analysis reveals a tiny black hole repeatedly punching through a larger black hole’s disk of gas. At the heart of a far-off galaxy, a supermassive black hole appears to have had a case of the hiccups. Astronomers from MIT, Italy, the Czech Republic, and elsewhere have found that a previously q
Cannabis consumers who had used the drug 11 to 100 times or more were four to five years younger “when they developed cataracts than subjects who never used…