More from David Shiga
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Space
How astronauts could ‘harvest’ water on the moon
News
Space
Asteroid attack: Putting Earth’s defences to the test
Features
Earth
US dirty bomb attack would bring clean-up chaos
News
Physics
Probe gets clearest glimpse yet of cosmic dawn
News
Health
Too much radiation for astronauts to make it to Mars
News
Space
NASA faces ‘Kennedy or Nixon’ moment, former chief says
News
Space
Upgraded Hubble telescope spies cosmic ‘dragon’
News
Space
Astronauts could reach Mars in 2020s, panel says
News
Life
Earth-sized planets are just right for life
News
Life
Balmy water once bathed Mars rock claimed to host life
News
Space
Space probes fly in tandem to search for lunar water
News
Life
District 9: Science is the casualty in human-alien conflict
News