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Mars Orbiter Finds Rock & Water, Under South Polar Ice
The European Space Agency’s Mars Express orbiter captured this view of Mars’ south polar ice cap Feb. 25, 2015. Three years later,…
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Explore in-depth guides, expert tips, and inspiring insights for stargazers of every level. From telescope reviews to night-sky tutorials, our blog helps you see the universe with clarity.
Ancient Earth’s Sky May Have Rained Life’s Building Blocks
Billions of years ago, Earth’s atmosphere might’ve been churning out the sulfur-based molecules essential for life, then delivering them to the surface…
Brain-Like AI Emerges Without Training Data in New Study
In new work from Johns Hopkins University, scientists showed that carefully designed, biologically inspired architectures can mimic activity in human and primate…
Dry January Delivers Real Health Gains, New Review Finds
For those eyeing the calendar and contemplating a January without alcohol, science has some encouraging news: even one month off the bottle…
Volcanoes May Have Triggered the Black Death’s Arrival
Atlas from the fourteenth century, attributed to Abraham Cresques. Via Wikimedia Commons. Created as a gift for King Charles V of France…
Measurement of Pickup Ions in the near-Earth Solar Wind
There are many different types of astrophotography, from wide-angle Milky Way photography to deep-sky photography through an astronomical telescope.