Space

What happens as more nations send an increasing number of objects into space to orbit the Earth? Dr James Clay Moltz is nothing less than director of the United States Naval Postgraduate School's… Audio

A team of citizen scientists and retired space buffs is trying to bring an abandoned spacecraft back to earth more than 30 years after it was launched. With Keith Cowing is from the ISEE-3 reboot… Audio

Anu Anand lives in India where the jackfruit's being heralded as the way to fight world hunger. Also the country's low budget space mission to Mars puts other efforts to shame. Audio

New Zealand's first multi-disciplinary space unconference brings together enthusiasts. Audio

Gazing up at the night sky is simultaneously humbling and utterly thrilling. We hear from TED speakers who share an infectious sense of wonder and curiosity about our place in the universe and what… Audio

NASA space explorer Dr Charles Elachi, who led the recent mission to Mars with a rover called Curiosity. Audio

Did the Milky Way and the Andromeda Galaxy collide about 10 billion years ago - and consequently, is our current understanding of gravity fundamentally wrong? With astronomer Hongsheng Zhao from… Audio

New Zealander Bryan Caldwell is trying to understand how our sense of taste and smell changes in space in order to design tastier foods for long-distance space missions. Audio

Foundation Professor in the School of Earth and Space Exploration, Director of the Origins Project at Arizona State University, and author of A Universe from Nothing. Audio

Cosmology consultant of the New Scientist, author of a number of books and the Solar System iPad App. Audio