Raphael Gomes performs a strange experiment to see whether creamy chocolate spread can actually crystallize like candy.

This experiment continues the journey of turning ordinary rocks into marble-like objects to see if any real transformation is possible. The update reveals the process, reactions, and outcome in a fun ...

Nuclear weapons tests were once a regular occurrence, but most countries haven’t tested in decades, following the adoption of the Comprehensive Nuclear-Test-Ban Treaty in 1996. Now, that moratorium ...

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A scalpel can follow instructions, but a hand still has to decide what “superficially” means. That is the stubborn problem at ...

Last November, the UK government announced a bold plan to phase out animal testing in some areas of research. Animal tests for skin irritation are scheduled for elimination this year, and some studies ...