By Michael S. Rosenwald from NYT Science https://ift.tt/uqAECUb via IFTTT
Asteroid that formed ancient crater larger than previously believed
About 2 billion years ago, an impactor hurtled toward Earth, crashing into the planet in an area near present-day Johannesburg, South Africa. The impactor — most likely an asteroid — formed what is today the biggest crater on the planet. Scientists…
Read more at nsf.gov
About 2 billion years ago, an impactor hurtled toward Earth, crashing into the planet in an area near present-day Johannesburg, South Africa. The impactor — most likely an asteroid — formed what is today the biggest crater on the planet. Scientists…
Read more at nsf.gov
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