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Like his "Mona Lisa," Leonardo da Vinci's "Lady with an Ermine" depicts a woman in a way that flouted the conventions of its time.
“These facts have been presented time and again, year after year, for decades,” DiCaprio says. “Quite simply, we are knowingly doing this to ourselves."
With a planetary nebula, over 80,000 stars and a distance of only 10,000 light-years, it’s one of the most rewarding globulars of all! Image credit: R. Columbari, via http://asterisk.apod.com/viewtopic.php?t=31833. “I […]
A galaxy very different from our own may hold the key to seeing what our far future looks like. “We find that we live on an insignificant planet of a humdrum […]
Why was it that when Galileo viewed Venus and Jupiter with the naked eye, Venus, the brighter planet, appeared larger, but when viewed through a telescope, Jupiter appeared larger?
The brightest galaxy in a spectacular close grouping of three provides a beacon of insight into our far future. “Three can keep a secret, if two of them are dead.” -Benjamin […]
Since our ancestors supposedly would rest on days after big hunts, where as many as 8,000 calories might be expended, athletes should be sure to rest after huge training days.
Last week, David Leonhardt of The New York Times offered his latest take on why poor but smart kids have trouble getting into top colleges. In the past, he wrote […]
[The See/Saw Contest for Japan Continues; see the end of this post]I never met the man or even heard him speak, but hearing that art historian and author Leo Steinbergpassed […]
One powerful woman picks up the phone. Thomas v. Hill, 2010. We now know that the wife of Supreme Court Justice Clarence Thomas has called Anita Hill, after twenty years, […]
Since the time of Galileo, Saturn's rings have remained an unexplained mystery. A new idea may have finally solved the longstanding puzzle.
From here on Earth, looking farther away in space means looking farther back in time. So what are distant Earth-watchers seeing right now?
As October begins, thousands of longtime NASA employees are leaving the agency. 4000+ will exit by January 9, 2026, changing NASA forever.
Across planet Earth, dark and pristine night skies are an increasingly rare resource. These photos showcase the best of what we still have.
The Universe was born incredibly hot, and has expanded and cooled ever since. Could life have begun back when space was "room temperature?"
Why some of philosophy’s strangest scenarios are more than mental games.
If the Universe is 13.8 billion years old today, but different ages the farther we look back, what does it mean for a star to be the first?
As US science faces record cuts to funding, jobs, and facilities, these 10 quotes help remind us how science brings value to us all.
In our Universe, dark matter outmasses normal matter by a 5-to-1 ratio, shaping the Universe as we know it. What if it simply weren't there?
It took nearly 400,000 years, after the Big Bang, to first form neutral atoms. The imprints from that early time can now be seen everywhere.
Long before the search for biosignatures, scientists imagined a cosmos teeming with intelligent life.
Perhaps the most well-known equation in all of physics is Einstein's E = mc². Does mass or energy increase, then, near the speed of light?
Matter is made up largely of atoms, where atomic nuclei can contain up to 100 protons or more. But how were the heaviest elements made?
Scientists just viewed one of the tiniest, most isolated, lowest-mass galaxies ever found with JWST. Despite all odds, it's still growing.
Carl Sagan was far from the first to declare we are the children of ancient stars.
Sixty years ago, the Soviet Union was way ahead of the USA in the space race. Then one critical event changed everything.
National Geographic's first James Webb Space Telescope book shows us the cosmos like never before.
Dinosaurs and other beasts were once thought to be the “undisputed masters” of Venus.
These startups, space agencies, and aerospace giants are building humanity's next off-world homes.