Tomorrow night, an asteroid-bound mission will launch towards a shadowy space rock, Bennu. There, it will scoop up a bit of dirt and deliver it back to us, all without ever attempting a landing. It’s not just any dirt, though. Bound up in these grains could be the answer to how life first emerged here on Earth.
Visitors to Yosemite National Park in California have more room to roam after official on Wednesday announced a 400-acre expansion of the park — its largest in nearly 70 years.