#chicxulub-impact

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fromMail Online
1 day ago

What it would have been like to experience dinosaur-killing asteroid

A Chicxulub asteroid impact would have caused immediate incineration near ground zero and rapid global climate collapse, enabling mammal survival and human evolution.
fromwww.scientificamerican.com
2 months ago

Could aliens in another galaxy see dinosaurs on Earth?

For example, reader David Erickson had this on his mind: If there were aliens 66 million light-years from Earth, how big a telescope would they need to see dinosaurs? Ha! I love this question. I've thought of it myself but never worked out the mathexcept to think, Probably pretty big, which turns out to dramatically underestimate the actual answer.
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