In my latest video, I look ahead to the annular / partial solar eclipse of June 10, 2021, including info on how to safety view the eclipse, and tips for …
A team of physicists has proposed a new way to search for dark matter — by looking for weirdly-straight bolts of lightning, during lightning storms. My feature for Smithsonian.
Skywatchers are in for a rare treat on the morning of June 10, 2021, as the sun will be partially eclipsed as it rises for viewers in the U.S. Northeast …
A newly-discovered black hole, dubbed the "unicorn," is unusually small and may be the closest to Earth found so far. It may also shed new light on how stars eveolve, …
You might not know the name Roman Kroitor — but the Canadian filmmaker influenced Stanley Kubrick as he was making 2001, and gave George Lucas the idea for the Force. …
One hundred years ago, Albert Einstein arrived on American shores for the first time. He was greeted as a hero — espeically by the nation's Jews, for whom he was …
Darwin's The Descent of Man is 150 years old. Parts of it have held up well — but questions still swirl around the idea of sexual selection, and the evolution …
Two large pieces of space junk have a near-collision — sparking questions about just how much garbage is up there, and who's keeping track of it. My feature for National …
In a viral video, a teenager asked a seemingly-simple question: What, exactly, is math? The question is tougher than it sounds, and has provoked debate among mathematicians and philosophers for …
