To start, we can't ever be sure that what we find is the oldest life on Earth. All we can do is to keep looking for possible biomarkers in the oldest rocks around.
February 2, 2016
Posted
The World Cup is on, a festival of amazing teamwork and theatric tribalism. Billions of humans love soccer. Are games a mark of intelligence, something we should expect to find across the cosmos?
July 3, 2013
Posted
NASA's Kepler satellite has spotted an Earth-like planet in the habitable zone of another star. This is a truly remarkable achievement.
May 21, 2014
Posted
We are all connected chemically to the universe; life, if it exists out there, will share the same roots as life here. Yet, we must be the only humans in the cosmos.
May 14, 2014
Posted
