Despite the high hopes of scientists and stargazers around the world, Comet ISON did not survive its close encounter with the sun ...
After a journey full of surprises since it was discovered last year, fading and bursting back with a vivid tail, comet ...
With only 30% chance of surviving its Thanksgiving encounter with our sun, the comet ISON has the world's scientists and sky-gazers watching with bated breath for what could be a spectacular sight as it comes back into view, or the end of the comet's life. ... Full story
MIT researchers find that rain as acidic as lemon juice may have contributed to massive die-offs on land 252 million years ago. ... Full story
The genome sequence of a 24,000-year-old Siberian individual has provided a key piece of the puzzle in the quest for Native American origins. The ancient Siberian demonstrates genomic signatures that are basal to present-day western Eurasians and close to modern Native Americans. ... Full story
This new view of Comet C/2012 S1 (ISON) was taken with the TRAPPIST national telescope at ESO's La Silla Observatory on the morning of Friday 15 November 2013. Comet ISON was first spotted in our skies in September 2012, and will make its closest approach to the Sun in late November 2013. ... Full story
Two large, complex sunspots are moving across the face of the sun. One, which produced considerable solar activity in the past weeks, has almost rotated off completely. A new sunspot rounded into view on Nov. 11, 2013 and is now making its way across the Earth-side of the sun. ... Full story
The heat is on, at least in the Arctic. Average summer temperatures in the Eastern Canadian Arctic during the last 100 years are higher now than during any century in the past 44,000 years and perhaps as long ago as 120,000 years, says a new University of Colorado Boulder study. ... Full story