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EarthSky Voices

The threat of supernovas to life on Earth

The threat of supernovas to life on Earth is due to their intense radiation. Fortunately, they'd have to be fairly close to affect Earth.
Human World

A total solar eclipse provides engagement opportunities

A total solar eclipse touches on several disciplines of knowledge, including different cultures and their interpretations of eclipses throughout history.

The April 8 eclipse will reduce solar power, strain the grid

The April 8 eclipse will impact solar power generation, straining the grid. But grid operators are ready to compensate for the loss of energy production.

Can we use science to make ourselves happier?

Is it possible to use science to learn how to be happy? If so, what does it take? Just like physical fitness, it turns out the answer is keeping healthy habits.

The April 8 total solar eclipse could scramble bird behavior

Researchers will be studying the reaction of birds - which are in the midst of spring migration - during the total solar eclipse of April 8.

5000th comet for sun-observing SOHO spacecraft

Citizen scientists using imagery from the SOHO solar observatory have now discovered their 5000th comet. You can help, too! Join the Sungrazer Project.

Chimpanzees stayed in ‘invisible cage’ after zoo upgrade

A new study found chimpanzees in a zoo in South Africa stayed in tight groups in their previous territory even after their enclosure was enlarged and upgraded.

El Niño causes spike in 2023 global sea level

Scientists discovered a spike in sea level in 2023 as a result of El Niño conditions. This data comes from 30 years of satellite and ground-based observations.

Fake eclipse glasses polluting marketplace, astronomers warn

With the total solar eclipse approaching, counterfeit and fake eclipse glasses are polluting the marketplace. Here's how to make sure you get the right thing.

Dark matter study of dwarf galaxies hints at a ‘signal’

Researchers studied nearby, dark-matter dominated dwarf galaxies. They were looking for gamma rays resulting from dark matter annihilation or decay.