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The chemist who told us to put salt in our tea explains why she did it

Chemistry

The chemist who told us to put salt in our tea explains why she did it

After causing an international incident by suggesting that adding salt to your cup of tea will improve it, chemist Michelle Francl says it’s great to see everyone talking about chemistry

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Chemistry

Strange 'one-dimensional gas' created by trapping atoms in a tiny tube

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Bullet shells on the ground as members of the FBI practice their investigation techniques

Chemistry

Missing bullets can be identified by ricochet residue at crime scenes

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A molecular structure

Chemistry

The tightest knot ever made is a tied-up chain 54 atoms long

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Health

Stretchy electrodes shrink when wet to fit snugly around organs

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Spiral strand of DNA

Chemistry

DNA repair has been captured in a step-by-step molecular movie

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Robotic chemist discovers how to make oxygen from Martian minerals

Space

Robotic chemist discovers how to make oxygen from Martian minerals

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fabrics after spraying

Chemistry

Spray-on sensors can turn any clothing into motion-sensing technology

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Cannabis leaf

Life

The cannabis of the future might not come from plants

Features

salt crystals dissolving in beaker with water

Chemistry

Atom-by-atom recordings track what happens after substances dissolve

Solvation is the complicated process through which a dissolved substance like salt interacts with a solvent like water – and we are closer to understanding how it unfolds at the atomic level

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Physics

Superconductor hopes dashed after journal retracts ‘red matter’ study

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Chemistry

Why cannabis smells like skunk – and how that could soon change

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Technology

Tiny generator uses the motion of molecules to produce electricity

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Lessons in Chemistry review: TV show delivers – just stay with it

Culture