On the heels of the Paris Climate talks, was a very important conversation held at The Rubin Museum in New York City. I was one of the lucky few who was there.
Things don't always have to go in the bin after one use, or even after you think you're done with it. Be creative, and give things a second life. Donate used clothes, mobile phones and chargers to your local charity...
For a while, not even Nasa knew about the test, but later it became clear what had happened, and that it had badly affected Ariel-1's ability to generate its own electrical power from the solar generators.
This year's World Space Week is perhaps the most exciting yet. Manned space exploration speaks to something deep within us as humans - it remains the purest, most tangible expression of the question, why are we here? And the greatest daily reminder of the mystery of life is the night sky.
Lunar Mission One also aims to investigate the prospects for a permanent lunar base. The Moon is expected to become an important part in the future logistics of the human exploration of Mars, and to help reduce its huge expense.