Moonmoons: scientists look at the likelyhood of moons of moons
Moons can be inert pieces of rock, hunks of ice or volcanically active.
Moons can be inert pieces of rock, hunks of ice or volcanically active.
To test an idea scientifically, you should aim to have an experimental condition that you can compare to a control.
Without any eyes, ears or other familiar sensory organs, plants keep extremely close tabs on which way is up.
Some missing dark matter may help confirm that this invisible substance exists.
Why would any fish want to leave the water?
As much as the name “Big Bang” seems like it should be noisy and active, early years of the universe were pretty dark, quiet and essentially inert.
In 2016, astronomers located a batch of presumably rocky exoplanets orbiting TRAPPIST-1, a red dwarf star 40 light years from Earth.
When you look at stars in the night sky, you’re not only seeing light from another place, but another time.
As the Earth struggles with atmospheric warming, scientists are finding mechanisms that are actually cooling more distant worlds.
Our solar system had a guest this week.