On May 25, 1961, President John F. Kennedy gave a stirring speech to a joint session of Congress declaring his intention to land humans on the moon with a decade.
Monster Nile crocodiles might be Florida’s newest invasive species.
Sappho, a renowned poet of ancient Greece, wrote of the Pleiades star cluster setting at midnight. Scientists have wondered, what time of year did she see it?
May is the peak month for twisters here in the U.S.
May 13 is 2016’s lone Friday the 13th. Here’s the story behind Friday the 13th superstition and numerology.
The SpaceX Dragon cargo spacecraft, carrying valuable science research, will depart from the International Space Station (ISS) and return to Earth. Watch it live.
Want to try to capture a meteor on film? The first step is planning. The next step is to gather your equipment. Then on to the capture process itself.
Simple things you can do to get fewer mosquito bites this summer.
The Sonic Hedgehog gene drives embryonic development of mammal limbs and shark gills. Could our limbs have evolved from gills?
No, Earth’s magnetic field did not collapse for 2 hours on April 23. The erroneous story, which is still spreading, originated with a glitch in a computer simulation.
The JWST mirror covers off for a few days this week, and webcams are set up at Goddard Space Flight Center. Watch!
The meltdown at the Chernobyl Nuclear Power Plant on April 26, 1986 exposed 572 million people to radiation. It was far worse than the 2011 Fukushima accident.
It’s their active season. Here are 10 things to know about these venomous spiders that like to live where we do.
As Earth spins under the sky, the stars appear to move. When a camera captures that movement, that’s called a star trail. Plus … an astrophotographer explains how he does it.
April 22, 1970 – Arbor Day – was the first Earth Day. Today, a common practice in celebration of Earth Day is still to plant new trees.
Lots of non-humans – octopuses, crows, monkeys, machines – are intelligent. Could some also be conscious?
No, there won’t be a green moon on April 20, 2016 … or on May 29. Some possible origins of this latest urban legend.
Japan was struck by a 7.0-magnitude earthquake on April 15, 2016. One day later, on April 16, Ecuador was struck by a 7.8-magnitude earthquake.
Gravity does far more than make things fall down. It governs the motion of planets around the sun, holds galaxies together and determines the structure of the universe.
Study finds higher rate of illness and death in newborns and juvenile bottlenose dolphins after Deepwater Horizon oil spill.