The Wright brothers succeeded 120 years ago

Check out one of the world's most famous photos. It shows the Wright brothers and the 1st true airplane flight on December 17, 1903.

Will humpback whales train us to communicate with aliens?

SETI researchers are studying how humpback whales communicate. This may eventually help us communicate with non-human intelligence of an alien civilization.

Einstein’s gravity and quantum mechanics united at last?

Modern physics is founded on 2 pillars: Einstein's gravity and quantum mechanics. But these 2 theories contradict each other. Does this theory reconcile them?

Audubon Christmas Bird Count signup has begun

The Audubon Christmas Bird Count, held each winter, is one of the longest-running community science projects. You can help collect important data about birds.

December birthstone: turquoise, zircon or tanzanite

The December birthstone is 1 of 3 gemstones, the exquisite blue-green turquoise, dazzling zircon, or the magnificent blue-violet tanzanite. Your choice!

Wow! A rare waterspout over Sun Moon Lake, Taiwan

An EarthSky community member caught this rare waterspout over Sun Moon Lake on November 16, 2023. What a catch! Thank you, Bob!

Lost tool bag from spacewalk caught on video

NASA astronauts accidentally lost a tool bag during a spacewalk on November 2. Now, observers on the ground have caught the tool bag on video. See it here.

Iceland braces for eruption of Fagradalsfjall volcano

Iceland declared a state of emergency on November 10, 2023, near Fagradalsfjall volcano, dormant for 800 years until 2021. Now it looks poised to erupt again.

Halley’s Comet is Edmond Halley’s namesake. Happy birthday, Edmond!

Astronomer Edmond Halley is famous for predicting the return of the comet that we now know as Halley's Comet. Edmond was born on November 8, 1656.

Media we love: Totality, The Great North American Eclipse of 2024

Read a book review of "Totality: The Great North American Eclipse of 2024" by Mark Littmann and Fred Espenak. Reviewed by Bruce McClure.