Throughout Earth's history, ice caps have been very rare, but a model of the past 420 million years suggests an explanation ...
That’s the day an asteroid dubbed 2024 YR4 may strike our planet. Cosmic bookmakers don’t make an impact terribly likely. According to NASA, the odds of a collision are just 2.3%. But that nearly ...
The material withstands 58 percent more stress than diamonds, and could have "remarkable mechanical properties".
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