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Can you terraform Mars? Try <i>Nature</i>’s game

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US funding uncertainties threaten to sink key global oceanography projects

The United States has led the world in observing the oceans – but cuts and threats of cuts have researchers worried it is no longer a reliable partner. The United States has led the world in observing the oceans – but cuts and threats of cuts have researchers worried it is no longer a reliable partner.

Rocks falling from melting icebergs host deep-sea oases of biodiversity

A ripple effect of climate change is providing habitat for corals, sponges and other Arctic animals. A ripple effect of climate change is providing habitat for corals, sponges and other Arctic animals.

A spacecraft is falling to its doom — can NASA save it?

A successful rescue of the Swift space observatory could be a good omen for the Hubble Space Telescope. A successful rescue of the Swift space observatory could be a good omen for the Hubble Space Telescope.