What did you learn this week? We learned …
… what the best new maps are, according to cartographers.

Map by Martin Gamache, National Geographic
… Pluto’s heavy heart may have turned the world upside-down.

Photograph courtesy NASA / Johns Hopkins University Applied Physics Laboratory / Southwest Research Institute
… bird poop may keep the Arctic cool, but it’s no solution for climate change.

Photograph by Cory Richards, National Geographic
… Alaska’s Inupiat elders use gaming to keep their culture alive.
… there’s a typeface that indicates what it’s like to read with dyslexia.

Image by Daniel Britton
… Hawai’i Volcanoes National Park has erected the world’s longest cat-proof fence.
… New Zealand built an underpass for penguins, and China solved the mystery of the cuckoo.
… a scientist has embarked on an Antarctic quest for the oldest ice, and a not-a-scientist is going to live on top of a melting iceberg for a year.

Photograph by Albert Moldvay
… islanders in Panama are seeking higher ground.

Photograph by Bruce Dale, National Geographic
… there are barrier-busting barnacle queens of the Spanish seaside.