What’s the third most common element in the Universe? (Synopsis)

“The two most common elements in the universe are hydrogen and stupidity.” -Harlan Ellison Shortly after the Big Bang, the Universe was filled with 99.99999993% hydrogen and helium, with the rest being lithium. But stars change everything, by fusing those elements — the lightest ones — into heavier ones, climbing the periodic table and enriching … Read moreWhat’s the third most common element in the Universe? (Synopsis)

More than half of Kepler’s giant exoplanets are false positives (Synopsis)

“After 20 years of exploring planets as big as Jupiter around other suns, we still have a lot of questions left open. For instance, we don’t understand what is the physical mechanism that forms Jupiter-like planets with orbital periods as little as a few days.” -Alexandre Santerne By surveying an area of the sky containing … Read moreMore than half of Kepler’s giant exoplanets are false positives (Synopsis)

The smallest galaxies contain the most dark matter (Synopsis)

“A dwarf standing on the shoulders of a giant may see farther than a giant himself.” -Robert Burton Both the internal motions of individual galaxies and the wholesale motions of galaxies within clusters require much more mass than normal matter — protons, neutrons and electrons — can account for: about five times as much. Because … Read moreThe smallest galaxies contain the most dark matter (Synopsis)