253,237 subscribers and counting ...
Delay those New Year’s plans. World timekeepers will add a leap second just before midnight on December 31, 2016.
December solstice sunrise comes at the same time for St. Augustine, Florida and New York City. But St. Augustine has an hour more of daylight than New York. Here’s why.
Lucy lived 3.18 million years ago in what’s now Ethiopia. An analysis of high-resolution CT scans of her fossilized skeleton shows she was equipped for climbing trees.
Usually there are only 3 last quarter moons in a season. The November 21, 2016 last quarter moon, though, counts as the 3rd of four.
On November 14 1963, crew aboard a trawler sailing near Iceland spotted a column of smoke rising from the sea surface. A new island, Surtsey, was being born.
Seeing animals in clouds, or a face in the moon, are examples of pareidolia. Look here for photos to test your own ability to see things that aren’t there.
Mount Hekla is Iceland’s 3rd most active volcano. A large eruption in 1104 earned it the moniker Gateway to Hell. Is Mount Hekla overdue for another eruption?
The Hindu festival of Diwali was October 30, 2016. It’s a festival of light! But can you see the light of Diwali from space?
Lunar months vary in part because the moon’s orbit around Earth isn’t a perfect circle. Longest (and shortest) lunar months in 2016, here.
Satellite data and ocean sensors show a definite slowdown since 2004 in ocean currents that warm eastern North America and western Europe.
Latest dusk for northerly latitudes
El Capitan on 1st day of summer