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Joplin tornado: 15-year anniversary of a disaster
It’s been 15 years since the Joplin tornado killed more than 150 people. What is the town of Joplin, Missouri, like today?
May 22, 2026
Meet Regulus, Leo the Lion’s Heart and brightest star
The bright star Regulus in Leo the Lion is prominent in the evening sky in May. It looks like a single point of light, but is really 4 stars.
May 22, 2026
2026 name list for Atlantic hurricanes: Is yours among them?
The forecasts for Atlantic hurricanes and tropical storms are out. And the hurricane names for 2026 are ready. What'll happen next?
May 21, 2026
Ice volcanoes on Ganymede? New promising candidates found
Are there ice volcanoes on Ganymede? A new international study reveals several good candidates on Jupiter's large ocean moon.
May 21, 2026
Searching for Earth-sized exoplanets with the POET mission
In 2029, Canada's POET mission will start searching for Earth-sized exoplanets as well as super-Earths. It will focus on smaller, cooler stars like red dwarfs.
May 21, 2026
Cumulonimbus clouds bring thunderstorms: How to spot them
Cumulonimbus clouds, sometimes called thunderheads, are towering formations that can bring severe storms such as hail, lightning, flooding and tornadoes.
May 21, 2026
Synchronous fireflies light up these national parks
The synchronous fireflies are back! These lightning bugs flash in harmony in the Great Smoky Mountains and other nearby parks from mid-May to mid-June.
May 20, 2026
Psyche mission images of Mars flyby are here!
Psyche mission images of the Mars flyby are now here! See them here and read more about what Psyche learned as it passed the red planet.
May 20, 2026
Constellations and signs: What’s the difference?
What is the difference between the signs of the zodiac and the constellations of the zodiac? Astronomer Guy Ottewell illustrates and discusses this difference.
May 20, 2026
Interstellar turbulence in the Milky Way distorts light
For the 1st time, astronomers have directly detected how interstellar turbulence distorts the light from distant objects in our galaxy.
May 19, 2026
