A planet inhabited solely by robots might sound like something out of science fiction, but it is all too real and much closer than you might imagine. Our nearest planetary neighbor, Mars, […]
On July 17, 1969, as Apollo 11 astronauts Neil Armstrong, Buzz Aldrin, and Michael Collins were en route to the Moon, a curious item appeared in the pages of the New York Times:
Were you one of those history students who had difficulty grasping the details of the Middle Ages? Perhaps that’s because the Middle Ages didn’t actually take place.
It’s always a matter of interest when a big star finds a diet that works. If losing weight is your goal, you might want to find out the secret of the biggest […]
The first airplane flight covered a mere 852 feet, but a part of that plane ultimately flew nearly half a million miles.
A planetary year is defined as the time it takes for that planet to make one complete orbit around the sun. Neptune was discovered on September 23, 1846. In terms of planetary […]
One of the smallest units of measurement of time is the Planck time (tP). It is the time required for light to travel, in a vacuum, a distance of one Planck length, […]
One problem with working out the age of the universe is trying to find out which came first — the stars or the universe that contains them.
Fans of television’s The Big Bang Theory are familiar with the memorable episode where Howard’s space toilet, the Wolowitz Space Disposal System, went horribly wrong and threatened to turn into a waste […]
Tycho Brahe (1546-1601) was one of the greatest astronomers to ever live. He was also probably at least a little bit off his gourd, if history is to judge. The Danish astronomer […]
If you want to obscure your view of something, a grain of sand is probably not the first thing that you would choose. It is so small that it is hard to […]
A lot of brains are needed to get a man to the moon and back, but a little bit of humor doesn’t hurt, either. The computer program used to guide the first […]
A teaspoon of water may not seem like much, but if you take the 167,300,000,000,000,000,000,000 water molecules and lay them out in single file, you will have a very skinny line of […]
Independence Day in the United States is July 4, year after year. In the West Christmas is always on December 25. New Year’s Day is January 1. So why is Easter never […]
The International Space Station (ISS) orbits the earth at a relative speed of 7.66 kilometers per second, allowing it to circle the earth in 90 minutes. The 1988 song “500 Miles” […]