NASA’s Perseverance rover had been on Mars for almost a thousand days when it spotted the odd-looking boulder on March 11.

This was an alarming start to the idea of gene de-extinction. As we know from movies like The Thing, digging up frozen creatures from the ice is a bad idea. Many scientists felt that recovering the ...

After the Great Pyramids of Giza were finished, the next pharaoh was interred in an unusual and distant structure.