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Scientists gather to contemplate The Great Silence
Are we alone? If advanced alien civilizations are out there, why haven't we heard from them? Scientists call this Fermi's Paradox - aka The Great Silence - and they gathered in Paris to discuss it.
March 24, 2019
Spring already? Why time seems to fly as we age
A new theory says that the ever-slowing speed at which our brain processes images as we get older speeds up our perception of time.
March 24, 2019
Doves at dawn
Emma Monica Andrici took this photo on the morning of March 19, 2019, in Kolding, Denmark. She wrote, "Beautiful golden dawn, with peace doves resting on the lamps."
March 24, 2019
Star trails over Colorado
A peaceful scene in Colorado, the week of the March equinox.
March 23, 2019
How aspen leaves could save Mars rovers
Aspen trees - fondly called Quakies by some - have trembling, quivering leaves. Now those leaves have inspired an energy-harvesting mechanism that might rescue dust-laden rovers on Mars.
March 22, 2019
Astronomers clock super-fast pulsar speeding through space
The runaway pulsar escaped the blast wave of the supernova that formed it, astronomers say, and is hurtling through space so fast it could travel from Earth to the moon in just 6 minutes.
March 22, 2019
Do you have a magnetic compass in your head?
New evidence suggests that humans have a magnetic sense that lets our brains detect and respond to Earth's magnetic field.
March 21, 2019
Planets in perspective
Morning planets in front of the Milky Way identifying the ecliptic and the galactic plane.
March 21, 2019
Night basketball
As we shift into spring here in the Northern Hemisphere, the nights are beckoning!
March 20, 2019
Full supermoon at March 2019 equinox
The full moon crests less than 4 hours after the arrival of the March 20, 2019 equinox. It’s the closest coincidence of a full moon with a March equinox between the years 2000 and 2030.
March 20, 2019
