Morning Overview on MSN
NASA alerts Earth to asteroid that could be on a collision path
NASA’s latest alert about a near‑Earth asteroid has revived a familiar mix of anxiety and curiosity about what would happen ...
Discover Magazine on MSN
Evolving plankton may have kicked off life's comeback after the dinosaur-killing asteroid impact
Learn how the emergence of new plankton species started life's swift recovery after the asteroid impact that killed most ...
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