Though about 15 percent larger than the sun, the star has the same chemical composition, including similar concentrations of the rare elements barium and yttrium.
Flicker Off, Flicker On LED bulbs were once pricey and easy to ignore. They’re about to become the standard. And it will happen very, very quickly.
Apple Is Killing Some iPhones Repaired by Third Parties. But There’s Sort of a Good Reason.
The Tweet Bowl What Twitter’s smartest culture and sports writers are saying about the Super Bowl.