How Big is the Sun? The sun has a volume of 1.4×10^27 cubic meters. That number doesn’t really look big, but if you wrote it down it would look like this: 1,400,000,000,000,000,000,000,000,000 The sun has […]
Isaac Newton’s famous three laws of motion starts with the first law, which is “an object at rest stays at rest and an object in motion stays in motion.” This means that if you roll […]
When you think of a predator, tigers, lions and bears come to mind. But birds are predators too. The barn owl has a face that reflects sound so well it can hear a mouse moving […]
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