International Gemini Observatory/NOIRLab/NSF/AURA/B. O'Connor (UMD/GWU) & J. Rastinejad & W Fong (Northwestern Univ) Image processing: T.A. Rector (University of Alaska Anchorage/NSF’s NOIRLab), J. Miller, M. Zamani & D. de Martin (NSF’s NOIRLab)

Explaining GRB 221009A, the Greatest Cosmic Explosion Humanity Has Ever Seen

The brightest gamma-ray burst ever observed, GRB 221009A behaved in unexpected ways that might help us understand how they occur.
Nelsa Teresinha sits on the debris of her house which was destroyed by the flood on September 7, 2023 in Muçum, Brazil.

What’s A World Without Climate Justice?

The climate crisis has weaponized emergency for the sake of action, overlooking the injustices inflicted on vulnerable communities for centuries.
Ali Wallace, 1905

Ali: Alfred Russel Wallace’s Right-Hand Gun

Wallace wouldn't have become a famous naturalist without help from colonial networks and hundreds of locals, including his indefatigable Sarawak servant, Ali.
Guarana Fruit

Guaraná: Stimulation from the Amazon to the World

Long cherished by Indigenous peoples for its medicinal and stimulating properties, guaraná remains a key element of Brazilian identity.
Aerial view of Barringer crater in Arizona

The Eight Best Hidden Impact Craters on Earth

Many impact craters on Earth have been erased thanks to wind, water, and plate tectonics. But scientists have clever ways to find them.
Enigma machine

Teaching AI, AKA Artificial Intelligence

AI is everywhere. So naturally, we pulled together a syllabus of stories on the subject. Use these to inspire classroom discussion or educate your grandpa.
Produce is offered for sale at a grocery store on October 13, 2022 in Chicago, Illinois.

The Price of Plenty: Should Food Be Cheap?

The supermarket revolution made food more affordable and accessible than ever. But do the hidden costs of food feed into our illusions of justice and progress?
Plate Tectonics Diagram

How Plate Tectonics Shook Life into Existence

The cycles of life all rely on the dynamism of the Earth’s crust.
William Henry Fox Talbot, by John Moffat, 1864

The Daguerreotype’s Famous. Why Not the Calotype?

William Henry Fox Talbot’s obsession with protecting his pioneering photographic process doomed his reputation and reduced his legacy to historical footnote.