This Asteroid Could Explain the Origin of Life, Before it Hits Us

Watch out for September 24, 2187: if the asteroid called Bennu is going to collide with Earth, that's when it's going to happen. In the meantime, a team of scientists sent a lander to the asteroid to collect samples. Determining what the asteroid is made of can help track its trajectory, and also provide insight into the beginnings of life on Earth.