Keith Kloor

Collide-a-Scape

Cramming for a Column

Dried Earth

Learn why the idea of an ancient African drying period is now being challenged and what this means for the story of the first humans.

Ancient Africa's Climate Was Unexpectedly Rainy, Muddying the Story of Early Humans

(Image Credit: Lukasz Pawel Szczepanski/Shutterstock)

Solar Flare

The solar flares are bursts of magnetic energy and can impact power, communication, and navigation systems on Earth.

Sun Showing Increased, Most Intense Solar Flare Activity Yet in 2025

sun with solar flare

Learn about the strongest solar storm to ever strike Earth, occurring around 14,300 years ago during the last Ice Age. 

The Strongest Solar Storm in History Impacted Earth 14,300 Years Ago

The photo, titled Cosmic Fireworks, won the Skyscapes category of the 2023 Astronomy Photographer of the Year competition, hosted by the Royal Observatory Greenwich. This breathtaking image not only showcases the awe-inspiring beauty of sprite discharges but also sparks public interest in extreme weather phenomena and their scientific significance. (Image Credit: Angel An)

Cosmic Fireworks - Red Sprites Above the Himalayas Photo

Learn more about a massive show of red sprites in South Asia — an outburst that included over 100 individual flashes of red lightning. 

Watch as This Rare Red Sprite Lightning Strikes Above the Himalayas

(Image Credit: alexgo.photography/Shutterstock) 

Waste water pipe

Learn how viruses lingering in sewage can enter bodies of water, posing a public health risk that may be on the rise as climate change brings more rain.

Climate Change Could Soon Raise Our Exposure to Viruses From Sewage

(Image Credit: remotevfx.com/Shutterstock) 

Blazing surface of the sun

Researchers have found a link between the sun’s heat and Earth’s seismic activity. Learn more about how this discovery could improve earthquake predictions.

Solar Heat May Impact Earth's Seismic Activity, Making Earthquake Predictions Easier

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