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Image: ESA's ExoMars rover and Russia's stationary surface science platform
PHYS.ORG ESA's ExoMars rover (foreground) and Russia's stationary surface science platform (background) are scheduled for launch in July 2020, arriving at Mars in March 2021. The Trace Gas Orbiter,... 2 days
[In Depth] Tweak makes U.S. nukes more precise—and deadlier
Science Magazine A small fix made in the name of "stockpile stewardship" is turning U.S. submarine–launched missiles into more precise weapons. An improved mechanism installed in aging warhead now makes it possible... 6 days
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Sea ice extent sinks to record lows at both poles
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WATCH LIVE NOW: House Science Committee Hearing on ISS Future through 2024
SPACE.COM