history
Comet Records From 1240 Accurately Date When a Byzantine Princess Died
Rome was the world's first mega-empire. At its height it stretched from Western Europe to the Middle East, and over…
A History of the Magellanic Clouds and How They Got Their Names
The Magellanic Clouds are a pair of dwarf galaxies that are bound to the Milky Way. The Milky Way is…
Ancient Meteorites Can be Found Embedded in Rocks, Like Fossils
Comets visit the inner Solar System, and leave without saying goodbye. Maybe they leave a trail of dust behind, and…
The Sun is less active magnetically than other stars
While the Sun can be active, it is often quite a calm star. We now know it is unusually calm…
The First-Ever Film of a Total Solar Eclipse – in 1900 – was Just Discovered and Restored
The first film of a total solar eclipse has been restored by specialists at the British Film Institute (BFI) and…
John Glenn: Godspeed and Rest in Peace
John Glenn always had the right stuff. Glenn, the first American astronaut to orbit the Earth and a legendary figure…
Tutankhamun’s Meteorite Blade
The Egyptian boy-king's blade was made 600 years before Egypt had iron-smelting technology.
90 Years Ago Goddard’s Liquid-Fuelled Rocket Launched Spaceflight
90 years ago, on March 16, 1926, Robert Goddard launched the first liquid-fuelled rocket, laying the groundwork for future space…
Challenges We’re Overcoming Following the Challenger Accident
It was thirty years ago, January 28, 1986, that space shuttle Challenger exploded 73 seconds into its flight, killing seven…
What Is The Geocentric Model Of The Universe?
The geocentric model of the universe, in which the Sun, planets and stars revolved around the Earth, was the accepted…