11 Things We Learned This Week

This week, we learned …

… what it would sound like if people talked to other professionals the way they talk to teachers. Read of the week!

Photograph of Grosvenor Teacher Fellows by Rebecca Hale

We talk to teachers like the professionals they are—read up with our Educator Spotlight series.


… photosynthesis goes ping.

Underwater, that process of converting sunlight and carbon dioxide into energy and oxygen sends tiny bubbles spiraling toward the surface. And according to new research, when each bubble detaches from seaweed, it goes ping.
Photograph by Paul Zahl, National Geographic

What is photosynthesis?


… mining Bitcoin consumes more energy than mining gold.

Behold a lucrative Bitcoin mine.
Photograph by Marco Krohn, courtesy Wikimedia. CC-BY-SA-4.0

What is Bitcoin?


… three things we should stop doing in professional development for educators.

Photograph by Laurent Fox, HUD

Our professional development includes diverse opportunities and programs.


… that an extraterrestrial crash in the Peruvian altiplano got especially weird when Arizona rock hunters showed up.

This animated image is a composite of 18 still images taken of a meteor burning up over California’s San Francisco Bay Area on October 17, 2012.
Photographs by NASA/Robert P. Moreno Jr.

Learn more about those extraterrestrial crashes.


… the Museum of Black Civilisations aims to decolonize knowledge. 

What is the impact on colonization on black civilizations?


… the Arctic is in even worse shape than we realized.

All the images in this gallery come from NASA’s Earth-observing satellite Suomi NPP. This one showing the striking differences in the landscapes of the icy Arctic, deserts of Africa and southern Asia, and the green, green grass of Europe.
Image courtesy NASA/GSFC

Our activity uses maps, ecology, and animal behavior to introduce students to the Arctic.


… Saturn’s rings may disappear … in 100 million years.

Learn a little about the real Lord of the Rings.


… modern humans do not have an origin.

This Neanderthal (sometimes called Neandertal) family was modeled by researchers at the University of Illinois using anatomical data collected from modern humans and comparing it to cranial landmarks on Neanderthal skulls.
Photograph by Kenneth Garrett, National Geographic

Know your hominin history with our Geo-Story.


… whatever happened to acid rain.

A bromophemol solution dripped on raindrops tests their acidity.
Photograph by Robert Sisson, National Geographic

Use our activity to help introduce how pollutants like acid rain impact human health.


… how to teach the Civil War in the Deep South.

Four “regular” units of African American soldiers served in the Union Army during the Civil War.
Photograph by Robert Stanley, National Geographic My Shot

Start by using our resources!

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