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'One of those rare 'wow' moments': Zombie star near Earth has a rainbow shockwave that 'shouldn't be there'

A new study reveals a rare-breaking white dwarf star, dubbed RXJ0528+2838, that is somehow generating a rainbow-like "bow ...

I got an up-close look at Roblox's new safety feature. Here's what I found.

I traveled to Roblox's headquarters to do a demo of a new safety feature it says will help protect child users.