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Biogen Inc. said Tuesday it will seek federal approval for a medicine to treat early Alzheimer’s disease, a landmark step toward finding a treatment that can alter the course of the most common form of dementia.The 227

As votes started to filter in from New Hampshire, businessman Andrew Yang and Sen. Michael Bennet announced they are exiting 2020 presidential race as of Tuesday evening.Yang entered the race among several political outsiders, and managed to qualify for the majority of the Democratic debates. Bennet is in his second full term as a U.S. senator from Colorado.Yang was a strong proponent of a universal basic income, which guarantees each American a ,000 income a month. Both Yang and Bennet were projected to finish outside the Top 5 in New Hampshire. Yang and Bennet made the announcement before his supporters Tuesday evening. 644

Astronomers have detected the most massive neutron star ever, and it almost shouldn't even exist.Neutron stars are the smallest in the universe, with a diameter comparable to the size of a city like Chicago or Atlanta. They are the leftover remnants of supernovae. But they are incredibly dense, with masses bigger than that of our sun. So think of the sun, compressed into a major city.In the case of the newly detected neutron star, dubbed J0740+6620, it's 333,000 times the mass of the Earth and 2.17 times the mass of the sun. But the star is only about 15 miles across. It's 4,600 light-years from Earth.This is close to the limit of how much mass a compact object can contain before it crushes itself into a black hole.The neutron star itself is rapidly spinning, which is called a pulsar because they send out beams of radio waves from each magnetic pole. The beams mimic the sweeping motion of a lighthouse beam, hence the name "pulsar."Pulsars act like atomic clocks because they regularly pulse, so astronomers can use them to study space and time.The star was detected by the 1098

Avon is nearing a sale.The cosmetics brand is close to being purchased by Natura Cosmeticos, the latter company said Wednesday. The deal would be all-stock, Natura said."The parties are currently ... negotiating final contractual terms of the Transaction," said the Brazil-based Natura in a press release.If the boards of the two companies approve the deal, it would mark the end of independence of Avon, the 133-year-old brand. Avon popularized the door-to-door cosmetic sales model in the mid-1900s, but its sales have continued to fall as consumers shift their shopping habits online.The deal could be announced as soon as Wednesday, 649

BALTIMORE COUNTY, Md. — A spokesperson with the Baltimore County Public School district defended an image used during a local high school's lesson that included 173