Necessary resources such as oil and water lie below our feet. How today's scientists are coming to understand the world underground, while exploring for resources in safe, practical and effective ways.
Engineers created a wearable heart monitor thinner than a dollar bill that could one day provide doctors with a safer way to check the condition of a patient's heart.
Severe storms struck in north and east Texas yesterday. At least 6 dead with over a hundred injuries in the town of Granbury. Mile-wide tornado north of Vista.
"I felt that if I could show people what New York City looked like on other planets, I'd give people a sense of how lucky we are to be living on Earth."