NASA crashes spacecraft into asteroid to push it off course

NASA crashes spacecraft into asteroid to push it off course in landmark defense test - The Dart spacecraft deliberately ...
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NASA demonstrates humanity may be able to stop an Earth-bound asteroid

A camera on NASA's DART spacecraft captures Dimorphos, left, and Didymos as it approaches for a direct hit of the smaller of the two, Dimorphos, in September 2022. Credit: NASA / Johns Hopkins APL A ...

As Iran war shakes energy system, some see powerful argument for renewable energy

World leaders have tried and failed to curb climate change by appealing to nations to act for the common good. Now, the Iran war and its costly energy crunch have some experts wondering if selfishness ...