Up to 2% of Earth’s oldest mantle is made of diamond
There may be more than a quadrillion tons of diamond hidden in the Earth’s interior, … more
Earth
First Earth-Size Planet Is Discovered in Another Star’s ‘Habitable Zone’
A team of astronomers that includes Penn State scientists has discovered the first Earth-size planet … more
NASA: Vitamin B3 Might Have Been Made in Space, Delivered by Meteorites
Ancient Earth might have had an extraterrestrial supply of vitamin B3 delivered by carbon-rich meteorites, … more
New Study Outlines ‘Water World’ Theory of Life’s Origins
Life took root more than four billion years ago on our nascent Earth, a wetter … more
Saturn’s hexagon: An amazing phenomenon
In 1980 and 1981 NASA’s Voyager 1 and 2 space probes passed for the first … more
Chance meeting creates celestial diamond ring
Most stars with masses similar to that of our Sun will end their lives as … more
Permafrost thawing could accelerate global warming
A team of researchers lead by Florida State University have found new evidence that permafrost … more
NASA’s OCO-2 Brings Sharp New Focus on Global Carbon
Simply by breathing, humans have played a small part in the planet-wide balancing act called … more
Astronauts’ hearts become more spherical in space
New findings from a study of 12 astronauts show the heart becomes more spherical when … more
Will the Yellowstone supervolcano erupt in our lifetime?
As with many things in nature, it helps to understand the past when trying to … more
How the West Gets Drier
New studies involving researchers at Scripps Institution of Oceanography at UC San Diego project that … more
