Dark Matter Just Got More Mysterious

Reporting in the Astrophysical Journal, scientists write of a massive collision between two galaxy clusters. By studying the cosmic remnants of that smashup, they say leftover dark matter isn’t behaving as current theory predicts. Astrophysicist Andisheh Mahdavi discusses this dark matter mystery.

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Neil deGrasse Tyson On Exploring Cosmic Frontiers

In Space Chronicles: Facing the Ultimate Frontier, astrophysicist Neil deGrasse Tyson writes of how space exploration–especially human voyages–can profoundly inspire scientists and technologists of the future, and charts the path for missions to Mars and beyond.

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‘Space Chronicles’: Why Exploring Space Still Matters

Astrophysicist Neil deGrasse Tyson says space exploration is a key to transforming our economy and will play a crucial role in American success in the years to come. It “transforms the culture into one that values science and technology, and that’s the culture that innovates,” he says.

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