We categorise reactions by the direction of this energy change. If energy is released by a reaction, the reaction is exothermic. If energy is absorbed by a reaction, the reaction is endothermic. When ...

A presenter-led science video investigating exothermic and endothermic reactions, with Dr Maggie Aderin-Pocock and Dr Alex Lathbridge.

Opinions expressed by Forbes Contributors are their own. Kris Holt is a writer who covers video games and word games. For any newcomers joining us, here’s how to play Quordle: Just start typing ...

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If you’re finding it difficult to guess today’s Quordle answers, don’t fret, as we’ve got all the hints you’ll need for the current sequence on February 6, 2025. Unlike Wordle ...

There are generally words that seem like they could fit multiple themes, but there’s only one 100% correct answer. You’re able to shuffle the grid of words and rearrange them to help better ...

Look closely at this image, stripped of its caption, and join the moderated conversation about what you and other students see. By The Learning Network Look closely at this image, stripped of ...

Most players find uncovering today's Wordle answer reasonably straightforward. According to the New York Times' WordleBot, the average player will complete Wordle #1,327 in 3.7 moves in easy mode ...

Ready for the ultimate logo quiz? I always love the picture rounds. I wouldn’t say I’m very good at them, but along with the music round, they’re definitely the most fun rounds in any quiz! Brand new ...