The faint young sun paradox asks why the early Earth had liquid oceans when the young sun was much fainter than it is today. Scientists from the University of British Columbia think they have an answer. Find out more. (3:30 min read)
The annual Greenhouse Gas Bulletin has been released by the World Meteorological Organization. As always, nothing has been accomplished. Learn more about the bizarre ritual we all go through every year when it comes out. (3:30 min read)
Scientists have uncovered another ancient mass extinction. Find out what we can learn from this event for our own time.