Frankfurt, Germany

Can We Cool Warming Cities?

The new, hotter normal requires urban planners and city governments to consider heat hazards when creating climate action plans.
Arachis hypogaea, Warren Delano collection of Chinese export paintings of fruits, flowers, and vegetables, ca. 1794–1852, Botany Libraries.

Plant of the Month: Peanut

The peanut, a natural hybrid of two species, originated in Bolivia. It now plays a critical role in food cultures around the world.
Colour lithograph of partial lunar eclipse by Etienne Leopold Trouvelot

Trouvelot’s Total Lunar Eclipse

Immigrant artist Étienne Léopold Trouvelot used his skills to accurately represent the details—and the sublimity—of our solar system.
Glowing ring of gas around central dark shadow of black hole Sagittarius A* at center of Milky Way

Black Holes R Us

The universe is full of black holes. Even the Milky Way has one, and we now have a picture of it. Don't panic, but it looks like a blurry glazed donut.
Teenage boy stands looking ahead with power plant fumes behind him

Young People and Eco-Anxiety

As problems caused by climate change become more acute, so too does the eco-anxiety of the world's youth.
Plate 66 of Birds of America by John James Audubon depicting Ivory-billed Woodpecker

Is the Ivory-billed Woodpecker Still Around?

With the US government poised to declare the Ivory-billed Woodpecker extinct, scientists work to determine what counts as evidence of existence.
Close-up of a dial pack of birth control pills

The History of Reproductive Rights: A Syllabus

A selection of stories on the history of reproductive rights and abortion to foster dialogue inside and outside of the classroom.
An illustration of a man holding tomatoes

Choose the Correct Cover Crop

Organic tomato farmers know that cover crops are key for ensuring adequate nitrogen supply in the soil each year. But not all covers are equal.
Natural Lace from the Lace Bark Tree

Lacebark as a Symbol of Resilience

For the enslaved people of Jamaica, the lacebark tree was a valuable natural resource and a means of asserting one's dignity.
Illustration of Drosera arcturi

Plant of the Month: Sundew

Beautiful but deadly, the carnivorous sundew has long fascinated amateur and expert botanists alike—and may possess untapped medicinal value.