This week in science: what your brain's doing when you zone out; the world's largest spider web; game over for simulation theory; and much more!

We Were Wrong About Fasting, Massive Review Finds

A comprehensive meta-analysis has shown that fasting doesn't reduce cognitive performance in adults – but does affects kids and teens.

"For most healthy adults, the findings offer reassurance: you can explore intermittent fasting or other fasting protocols without worrying that your mental sharpness will vanish," the researchers write.

Tesla in Australia Struck by Mystery Object

Something struck the windshield of a moving Tesla in Australia, breaking and even partially melting the glass. Scientists suspect a meteorite.

The museum's first course of action is to examine the windscreen itself to

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