News tagged with explosion

What exploded over Russia?

When the sun rose over Russia's Ural Mountains on Friday, Feb. 15th, many residents of nearby Chelyabinsk already knew that a space rock was coming. Later that day, an asteroid named 2012 DA14 would pass ...

Feb 27, 2013 5 / 5 (13) 9 | with audio podcast

Making the first stars

(Phys.org) —The first stars in the Universe are believed to have formed only a few hundred million years after the big bang, about 13.7 billion years ago. They heated and ionized the pristine intergalactic ...

Nov 18, 2013 4 / 5 (9) 2 | with audio podcast