Clik here to view.
Q&A with Dr. Phoebe Cohen
Phoebe Cohen, Assistant Professor of Geosciences at Williams College. Credit: Williams College Dr. Phoebe A. Cohen is a Professor of Geosciences at Williams College and is involved in numerous research...
View ArticleClik here to view.
Early Earth less hellish than previously thought
Artist’s illustration of what a cool early Earth looked like. (Artwork by Don Dixon, cosmographica.com) Conditions on Earth for the first 500 million years after it formed may have been surprisingly...
View ArticleClik here to view.
What is life? It's a Tricky, Often Confusing Question.
Dr Chris McKay and Monika Kress, Professor of Astronomy at San Jose State University on a Spaceward Bound event in the Mojave Deser, CA. Credit: NASA Ames Imaging Library System (AILS) What is life?...
View ArticleClik here to view.
Our Ocean’s Cosmic Origin
Ancient ocean currents may have changed pace and intensity of ice ages. About 950,000 years ago, North Atlantic currents, Northern Hemisphere ice sheets underwent changes. Credit: NASA Most of the...
View ArticleClik here to view.
Ice Loss and Gravity Dips
GOCE orbit is so low that it experiences drag from the outer edges of Earth’s atmosphere. The satellite’s streamline structure and use of electric propulsion system counteract atmospheric drag to...
View ArticleClik here to view.
Sustainability, astrobiology illuminate future of life in universe,...
Image credit: NASA Human-caused climate change, ocean acidification and species extinctions may eventually threaten the collapse of civilization, according to some scientists, while other people argue...
View ArticleClik here to view.
Star Trek-like invisible shield found thousands of miles above Earth
Scientists have discovered an invisible shield roughly 7,200 miles above Earth. Credit: Andy Kale, University of Alberta A team led by the University of Colorado Boulder has discovered an invisible...
View ArticleClik here to view.
'Pale Blue Dot' Images Turn 25
These six narrow-angle color images were made from the first ever “portrait” of the solar system taken by Voyager 1, which was more than 4 billion miles from Earth and about 32 degrees above the...
View ArticleClik here to view.
New NASA Earth Science Missions Expand View of Our Home Planet
Over the past 12 months NASA has added five missions to its orbiting Earth-observing fleet – the biggest one-year increase in more than a decade. Image Credit: NASA Four new NASA Earth-observing...
View ArticleClik here to view.
NASA Study Finds Small Solar Eruptions Can Have Profound Effects On...
While no one yet knows what’s needed to build a habitable planet, it’s clear that the interplay between the sun and Earth is crucial for making our planet livable – a balance between a sun that...
View ArticleClik here to view.
Earth’s oldest known impact might have ended ‘snowball Earth’ ice age
New evidence has confirmed Australia’s Yarrabubba crater as the world’s oldest preserved impact structure – but did it thaw Earth and end an ice age? Snowball Earth Credit: NASA The crater is regarded...
View Article
