Biological age tests promise insights into aging, but are they accurate or useful? What science shows about benefits, limits, ...

What is biological sex? It seems like a question with an obvious answer: male and female, of course. You might point to internal or external sex organs, or sex chromosomes (XX for females, XY for ...

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Believe it or not, your chronological age (the amount of years you’ve been on earth) and your biological age are two very different things. Put simply: Even if two people are 45 years old, they are ...

Many prospective students struggle to tell the various engineering disciplines apart. With so much overlap and interdisciplinary work happening within each branch, the definitions for each profession ...

From claims that vaccines don't work to manipulated images and deliberately misrepresenting what politicians say, social ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. We all know how old we are. But the measure of years since when we ...

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