The Sun is the closest star to us and the most studied by humanity. There is a lot we still do not know about it. Among the unknowns, until today, were the Sun's polar regions. We simply had not seen ...

That’s right, when a velvet worm senses a meal is in reach, or a foe is close by, they rear up and brandish two appendages like a cowboy in a Western, firing reels of deadly silly string. It’s a kind ...