Sean Carroll

Cosmic Variance

The Sun is Going to Die?

matthew feeney unsplash

Many libraries are helping people get involved in scientific research that addresses local concerns and informs decision-making.

Libraries are Quickly Becoming Community Hubs for Citizen Science 

In this photograph captured by an astronaut aboard the International Space Station on July 31, 2011, the oblique angle reveals the layers of Earth's atmosphere, along with a thin crescent Moon illuminated by the Sun sitting below the horizon. (Credit: NASA Earth Observatory)

Earth Atmosphere - NASA

Earth ends and outer space starts at the Kármán line, some 62 miles (100 kilometers) above the planet’s surface.

The Kármán Line: Where Does Space Begin?

On May 5, 1961, Alan Shepard (left) carried out the first American spaceflight, climbing some 116 miles (188 km) above Earth's surface with the help of a V-2-inspired Redstone rocket (right).  
(Credit: NASA)

AlanShepardFreedom7

The story of how America safely sent its first man into space, causing an anxious nation to collectively exhale a sigh of relief.

60 Years Ago, Alan Shepard Became the First American in Space

Cosmos

Cosmos: Possible Worlds

Strange Science

Einstein's Universe image

Einstein's Universe

Elements Flashcards image

Elements Flashcards

The Sun is Going to Die?

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