gamma radiation

Dwarf Galaxies Could be the Key to Explaining Dark Matter

If dark matter is a particle, it's possible that it could self-annihilate, becoming normal matter and releasing gamma radiation. Dwarf…

3 weeks ago

Magnetars are Extreme in Every Way, Even Their Volcanoes

In a recent study published in Nature Astronomy, an international team of researchers led by NASA and The George Washington…

1 year ago

Greenhouses Probably won’t Work on Mars Because of Cosmic Radiation. Even the Plants Will Have to Live Underground

Mars is a lifeless wasteland for more than one reason.  Not only are the temperatures and lack of water difficult…

3 years ago

When it Comes to Gamma Radiation, the Moon is Actually Brighter Than the Sun

The eerie, hellish glow coming from the Moon may seem unreal in this image, since it's invisible to our eyes.…

5 years ago

When Was the First Light in the Universe?

When was the first time that the Universe cooled down enough that light could finally move around?

7 years ago

Why Do Red Dwarfs Live So Long?

While our Sun will only survive for about 5 billion more years, smaller, cooler red dwarfs can last for trillions…

8 years ago