Thousands of workers, friends and family held a memorial today in Houston say farewell to the seven astronauts who died Saturday morning when the space shuttle Columbia broke up above Texas. Amid memorial speechs, Bush vowed that “America’s space program will go on,” confirming the agency’s resolve to continue space exploration. The memorial ended with the ringing of a Navy bell, once for each astronaut, and then a “missing man” formation of fighter jets.
One explanation for dark matter is that it's made out of primordial black holes, formed…
The seasonal variations of methane in the Martian atmosphere is an intriguing clue that there…
For decades, astronomers have used powerful instruments to capture images of the cosmos in various…
Although the outer Solar System is mostly empty, there are icy objects drifting within the…
A stellar odd couple 700 light-years away is creating a chaotically beautiful display of colourful,…
About 370,000 years after the Big Bang, the Universe had cooled down so light could…