As NASA prepares to send astronauts into deep space for extended missions there is a growing concern over how we'll be able to provide enough food for these missions. The solution it seems is in figuring out how to grow plants in space.
50 years ago, NASA landed humans on the Moon. But in 1972, the Apollo program ended and we haven't been back to the Moon since. However, NASA is once again planning to take humans to the Moon and this time is going to build a permanent base.
What happens when companies and countries decide to ignore the rules of space, and who is actually responsible for keeping them in line?
Since the Concorde was retired in 2003 - the world hasn't seen another supersonic transport aircraft. But there are a new wave of companies trying to bring the idea of a supersonic passenger aircraft back from the dead.
As humans look to explore commercial space flight and populate other planets there's a growing concern that space junk could pose a very real threat to our future space endeavours. So how do we actually go about cleaning up space?
Years ago, people believed space travel was impossible. But now the next crazy idea is mining space for the resources that will save Earthโs ecosystem, our global economies, and enable our species to keep growing.