Nukes in space: A bad idea in the 1960s, an even worse one now

The US and Japan are sponsoring a resolution for debate by the United Nations security council which—if passed—will reaffirm international commitments to the 1967 outer space treaty (OST) forbidding the deployment and ...

Was going to space a good idea?

In 1963, six years after the first satellite was launched, editors from the Encyclopedia Britannica posed a question to five eminent thinkers of the day: "Has man's conquest of space increased or diminished his stature?" ...

Can clouds of moon dust combat climate change?

A group of US scientists this week proposed an unorthodox scheme to combat global warming: creating large clouds of moon dust in space to reflect sunlight and cool the Earth.

What would asteroid mining do to the world's economy?

About a decade ago, the prospect of "asteroid mining" saw a massive surge in interest. This was due largely to the rise of the commercial space sector and the belief that harvesting resources from space would soon become ...

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