Many toys were different in the past. Let’s look at what they were like 100 years ago. This may be when your great-great-grandparents were alive. Image caption, A bedroom with toys from 100 years ago.

Greetings! Emmet here, and I'm about to witness an extremely rare event – a fossil being made! Some animals, many millions of years ago, were buried quickly after their death in substances like sand, ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...

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