The Mariner 10 spacecraft experienced several problems, but nonetheless accomplished its goals, thanks to a smart mission team and some quick fixes. (Credit: NASA)
A tiny problem can have huge consequences for a space mission. Sometimes a huge endeavor hinges on the smallest detail — three seconds’ worth of fuel, an engineer’s stubbornness, a speck of paint, or a 1.3-millimeter calibration.
When surprise glitches revealed themselves after launch, it took massive efforts to sa ...read more
(Credit: Gallinago_media/Shutterstock)
If you’re an uptown rat, you don’t associate with the downtown kind.
Segregation is real if you’re a rat in New York City, though likely for more prosaic reasons than in their human counterparts. A recent genetic study of NYC rats found unique populations living in uptown and downtown Manhattan, indicating that they probably don’t interact with each other all that much.
City of Rats
The project is the work of Fordham Uni ...read more
Map of the moon engraved by the astronomer Johannes Hevelius, 1645. (Credit: Wikimedia Commons)
People have been dreaming about space travel for hundreds of years, long before the arrival of the spectacular technologies behind space exploration today – mighty engines roaring fire and thunder, shiny metal shapes gliding in the vastness of the universe.
We’ve only traveled into space in the last century, but humanity’s desire to reach the moon is far from recent. In the second c ...read more
British tanks on training manoeuvres, in France, during World War I. This photograph of an advancing tank dwarfing British troops, gives an idea of the scale of tanks, and the power they brought to the front line in the last years of the war. The earliest models of tank were slow and excessively heavy, and struggled on wet ground, but later models were much more effective. Credit: National Library of Scotland | Tom Aitken
When the first tanks appeared on the battlefields of World War I, journa ...read more