The Universe is a considerably old neighbourhood, weighing in at approximately 13.8 billion years old. Our galaxy, the Milky Way, is also ancient - as some of its stars are more than 13 billion years old.
An international team of scientists has identified an ancient 100 kilometer-wide crater near the Maniitsoq region of West Greenland.
Astronomers using NASA's Spitzer and Hubble space telescopes have discovered that one of the most distant galaxies known is churning out stars at the rate of 100 per year.
Researchers have discovered that a recently-discovered type of ancient human interbred with our ancestors.
Archaeologists have managed to painstakingly unearth a 3,500-year-old "Door to the Afterlife" that was originally placed in the tomb of an ancient high-ranking Egyptian official in Luxor.