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, according to a new study from MIT and other universities. … Read 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 orbiting a star in the “habitable zone” — the distance … Read 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, according to a new analysis by NASA-funded researchers. The result … Read 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 and harsher place than now, bathed in sizzling ultraviolet rays. … Read more
Saturn’s hexagon: An amazing phenomenon
In 1980 and 1981 NASA’s Voyager 1 and 2 space probes passed for the first time over the planet Saturn, located 1,500 million km from … Read more
Chance meeting creates celestial diamond ring
Most stars with masses similar to that of our Sun will end their lives as white dwarfs — small, very dense, and hot bodies that … Read more
Permafrost thawing could accelerate global warming
A team of researchers lead by Florida State University have found new evidence that permafrost thawing is releasing large quantities of greenhouse gases into the … Read 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 the carbon cycle throughout our existence. However, in the last … Read more
Astronauts’ hearts become more spherical in space
New findings from a study of 12 astronauts show the heart becomes more spherical when exposed to long periods of microgravity in space, a change … Read more
Will the Yellowstone supervolcano erupt in our lifetime?
As with many things in nature, it helps to understand the past when trying to predict the future. Ilya Bindeman, an associate professor of geological … Read more
How the West Gets Drier
New studies involving researchers at Scripps Institution of Oceanography at UC San Diego project that human influences will lead to a drier world as the … Read more
