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UFC 313: Magomed Ankalaev gets his shot at being the ‘final boss’ for Alex Pereira at light heavyweight

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Justin Gaethje says he's been fighting too safely ahead of return at UFC 313: 'That's not the answer'

Ever since he first made his UFC debut in 2021 following a Hall-of-Fame kickboxing career, opponents and critics alike have been waiting for Alex Pereira to be exposed on the ground.  The problem is, outside of a few touch-and-go spots, it hasn’t really happened. In fact, Pereira (12-2), the 37-year-old Brazilian slugger who is among … Read more

‘Dark matter is more valuable than gold’: Wobbly galaxies help shine a light on the universe’s strangest stuff

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A diagram shows the proportion of dark matter to

Dark matter, widely known as the universe’s most mysterious stuff, is rarer on Earth than gold — and that’s despite the fact that dark matter outweighs “ordinary matter” by a staggering ratio of five to one. The finding came courtesy of scientists who propose a novel way to map dark matter using the “wobble” of … Read more

LeBron James at 40: NBA’s brightest star stares down the dying of the light

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LeBron James, the NBA’s all-time leading scorer, turns 40 on Monday.Photograph: Christian Petersen/Getty Images It’s Christmas Day and a scrum of journalists surround a smiling, exhausted LeBron James in the visiting locker room at Chase Center in San Francisco, minutes after the latest installment in a decades-spanning catalog of thrilling battles with his friend and … Read more

How puffy white dwarfs could shed light on mysterious dark matter

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White dwarfs are giving up more of their secrets, with the discovery that the hotter they are, the puffier their outer layers are. While this finding may sound immaterial, understanding the structure of white dwarfs could ultimately prove key in discovering what mysterious dark matter is made from. White dwarfs are the core remains of … Read more