Advances

Lightning-resistant trees in Panama, an Australian avian arms race, hydrogen-powered trains in Germany, and much more in this month’s Quick Hits

In 2015 the moon’s wobble and an El Niño teamed up to kill off tens of millions of Australian mangroves

A new algorithm solves the long-standing “hidden line problem” of computer graphics

Weird new evidence on tooth evolution tips the scales even more toward scales

How do you teach a new robot old tricks?

Weirdly efficient neurons power birds’ dense brains

Fossil trackways may show tyrannosaur tykes teaming up

Dental scanners could help researchers diagnose stressed-out baby corals

You may have endured a frost quake, pogonip or Saskatchewan screamer without knowing it. Take our tour of weird weather terms to find out

Aye-ayes use their long middle finger to pick their nose, a first for this lemur species. But scientists aren’t sure why these animals picked up the habit

Cannibals start munching as animal populations grow

“Intentionally added microplastics” in pesticides and cosmetics could be made from silk instead