Astronomy
Spectacular Radar Failed Belly Flip (Video) and Docking links Discovery to ISS
Space Shuttle Discovery performed a spectacular “Radar Failed” rendezvous and docking at the International Space Station this morning (April 7)…
Dark Nebula
[/caption] If you've been out at night, when the air is clear, the Moon is on the other side of…
What is a Joule?
When we raise an apple up to a height of one meter, we perform approximately one joule of work. So…
Radioactive Decay
When a nucleus undergoes radioactive decay - or decays, radioactively – it changes its state to one of a lower…
What is Dark Matter?
"Dark matter", in astronomy, usually means "cold, non-baryonic dark matter". This is a form of mass which reacts with other…
How Many Oceans are there in the World?
How many oceans are there in the world? This question may not be as easy to answer as you may…
Mystery Object Found Orbiting Brown Dwarf
[/caption] Big planet or companion brown dwarf? Using the Hubble Space Telescope and the Gemini Observatory, astronomers have discovered an…
Stunning Science Using Nature’s Telescope
[/caption] Einstein started it all, back in 1915. Eddington picked up the ball and ran with it, in 1919. And…
Universe Puzzle No. 8
As with last week's Universe Puzzle, something that cannot be answered by five minutes spent googling, a puzzle that requires…
Andromeda’s Double Nucleus – Explained at Last?
In 1993, the Hubble Space Telescope snapped a close-up of the nucleus of the Andromeda galaxy, M31, and found that…