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EarthSky Voices

The universe is vibrating, mounting evidence shows

Astronomers announced the discovery of more evidence pointing to the theory that our universe is vibrating due to black holes interacting.

A meeting of 2 ancient human species in fossil footprints

Scientists have discovered ancient human footprints of 2 different species, showing that they coexisted on the African shore. See the tracks here.

NASA testing underwater robots to explore ocean worlds

NASA is testing prototypes for autonomous underwater robots that could one day explore our solar system's subsurface oceans.

Thanksgiving turkey: White meat or dark meat?

Thanksgiving turkey raises an important question: Dark or white meat? Amaze your companions on why different cuts of turkey have different characteristics.

Gegenschein is the glow of interplanetary dust

The gegenschein is a play of light on interplanetary dust of the solar system. It's a diffuse path of light that lies exactly opposite the sun.

Rapid temperature rise for Middle East and North Africa?

A new study predicts areas of North Africa and the Middle East could experience a rapid temperature rise of up to 9 degrees Celsius (16 F) in the coming years.

Are large asteroids hidden in this annual meteor shower?

Large asteroids hidden in the Taurid meteors could be a threat to Earth. One of them might be responsible for the 1908 Tunguska event.

The Milky Way isn’t the only galaxy: 100th anniversary

It was 100 years ago that Edwin Hubble showed, through observations and measurements of stars, that the Milky Way is only one galaxy of many in our universe.

Snowball Earth missing link lies in rocks on Pikes Peak

Rocks atop Pikes Peak in Colorado provide evidence for the Snowball Earth theory, which says the entire globe was once covered in a sheet of ice.

Estimating the odds for intelligent life in the multiverse

A team of astronomers recently looked at how different densities of dark energy in various possible universes would affect the chances for intelligent life.