When two cars crash into each other, you end up with a lot of wreckage. The same is true for two colliding galaxies. Over time,
We all know about environmental pollution. The air is polluted by cars, airplanes and factories. The oceans are polluted with plastic. Humans produce a lot
The two images shown here look like the beautifully colored tails of peacocks, don’t you think? Well, think again. In reality, these are giant clouds
Did you ever try to count the stars in the sky? It’s almost impossible – there’s just too many of them! On a clear, dark
ALMA measures millimeter waves from the sky. These millimeter waves are emitted by cold dust clouds in the Universe. The clouds are so cold that
The Earth is a planet, orbiting the Sun. The Sun is a star – a giant ball of hot gas, emitting light and heat. The