A massive metal ring, weighing over half a ton, fell from the sky on Monday, landing in Mukuku, a village in southern Kenya.

SpaceX has once again rewritten the history of rocket reusability, launching a Falcon 9 booster for the 26th time in a record ...

The man who led a NASA facility that shouldered much of the blame for the 1986 space shuttle Challenger explosion has died ...

William Ray Lucas led the NASA facility that shouldered much of the blame for the 1986 explosion of the space shuttle Challenger.

Staff member James Briggs presents a science demonstration during Star Wars Day on Saturday, Feb. 15, 2025, at the DaVinci ...

Falling debris from failed SpaceX rocket tests could seriously mess with fragile marine ecosystems near protected areas.

Super Bowl weekend Miami Dolphins On SI mailbag: From Mark Lever: Who would you like to see be our backup quarterback next year? Hey Mark, how ...

The red Tesla Roadster was mistaken for an undiscovered asteroid by astronomers.

From Jaden Springer to Jimmy Butler, checking in on former Sixers who were moved at the trade deadline earlier this month.

In Huntsville, a city fueled by defense and aerospace, there is anxiety but also cautious optimism that federal investment ...

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