Have you ever seen how a magnet creates patterns in a sprinkling of iron filings? Every material that conducts electricity (like iron) responds to magnetic
Many stars in the Milky Way galaxy are actually twins —two stars that were born at the same time. Sometimes, such stellar twins form a
Stars are born from collapsing clouds of gas and dust. But the material in the cloud doesn’t directly fall into the newborn star. Instead, it
ALMA is the highest observatory in the world. The Chajnantor Plateau, where the 66 ALMA antennas are located, is at five kilometers above sea level.
Your eyes are connected to your brain through thick bundles of nerve cells. These optic nerves transfer the signals from your two retinas to your
The Earth is a planet, orbiting the Sun. The Sun is a star – a giant ball of hot gas, emitting light and heat. The