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Pads and cotton buds with makeup that has been removed

Feature

Consumers question safety of parabens and PFAS in personal care products amid health concerns

Growing research into cosmetic ingredients has been raising safety concerns among consumers. Bárbara Pinho explores the future of safer chemistry amid the ‘clean beauty’ trend 

Fossilised skull of  Australopithecus sediba, showing the teeth clearly

Feature

How stable isotope analysis reveals what ancient humans and Neanderthals ate

Analytical chemistry can tell us what our ancestors ate thousands – or even millions – of years ago. Rachel Brazil gets her teeth into the evidence

Donald Trump

News

Trump’s latest rule on research grants sidelines scientific merit and adds bureaucracy, academic groups warn

A new White House directive will see political appointees vet federal research funding decisions

Structure

Research

Molecular motor stitches together catenane rings

The light-powered system produces interlocked rings, without the need for templating strategies

Changing water into wine

Opinion

Quantum deception attempts turning water into wine

The effect lasts only a few picoseconds but demonstrates a way to manipulate the optical properties of materials

Cartoon of Neil putting sunscreen on his head

The clean beauty movement highlights wider challenges in balancing chemical risks and benefits

By

The ‘clean beauty’ movement exemplifies broader challenges in how we evaluate chemical safety, balancing risks against benefits while avoiding regrettable substitutions.

Woman examining two cosmetics bottles

The conceptual challenge of consumer safety

By

Understanding causation can motivate product improvements

Andrew Ure

Ure’s steam bath

By

A heating device from a fan of heated disputes

What happens next after the plastic treaty negotiations fail once again?

By

Bold action may now be needed to secure agreement on plastic pollution

Exploring the potential uses of usnic acid

By

As well as protecting lichen, this compound could have medical and cosmetic applications – if toxicity concerns can be overcome

A reality check on Chemist v2.0

By

Is the new version full of bugs or worth using?

Cheap virgin plastic limits recycling potential

By

Global plastic treaty negotiations risk being derailed by minority opposed to production caps

Woman examining two cosmetics bottles

Opinion

The conceptual challenge of consumer safety

Understanding causation can motivate product improvements

Opinion

Ure’s steam bath

A heating device from a fan of heated disputes

Feature

How stable isotope analysis reveals what ancient humans and Neanderthals ate

Analytical chemistry can tell us what our ancestors ate thousands – or even millions – of years ago. Rachel Brazil gets her teeth into the evidence

Opinion

I’m sorry, I’ve forgotten the words

The challenges of learning chemistry in your non-native language

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