Features

Return to Pluto!

Researchers already are planning an ambitious spacecraft that will orbit the mysterious world.

The oddities of Isaac Newton

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Revered as a great thinker and scientist, he was also obsessive, secretive, vindictive, and paranoid.

Chasing a Chilean eclipse

Peruvian nights, Incan sites, and coronal lights were all on full display during my recent adventure through South America.

Starmus V rocks in Zurich

The fifth Starmus Festival, an international celebration of science and music, assembled an all-star cast of astronauts, Nobel Prize laureates, musicians, and scientists.

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How is Phoebe’s water different

When will the Moon leave Earth’s Orbit

What to know about the Moon’s seismometers

StarDome and Path of the Planets

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