51¶¯Âþ

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Stay informed with commentary and opinion pieces on the latest issues in science, technology, health and the environment, written by expert 51¶¯Âþ journalists and world-leading researchers and thinkers.
A man gazes at the Milky Way

Space

Figuring out what the Milky Way looks like is akin to a murder mystery

How can we get a picture of the whole Milky Way if we are inside it? Good sleuthing is needed to combine all the clues, writes Chanda Prescod-Weinstein

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BWPNWF Members of the English Defence League (EDL) congregate outside the Jazz Pub in Preston, England before protesting on November

Technology

It's too late to ban face recognition – here's what we need instead

Comment

The claim that our food is becoming less nutritious is overblown

Health

The claim that our food is becoming less nutritious is overblown

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Gwyneth Paltrow

Health

Goop Lab on Netflix shows how easy it is to fall for bad science

Comment

Uploading your brain will leave you exposed to software glitches

Humans

Uploading your brain will leave you exposed to software glitches

Comment

Forget exercise and diet fads – this is the secret of a healthy life

Health

Forget exercise and diet fads – this is the secret of a healthy life

Comment

The US election isn't the only reason 2020 is huge for the planet

Environment

The US election isn't the only reason 2020 is huge for the planet

Comment

Embracing flat Earth science denialism can help us overcome it

Humans

Embracing flat Earth science denialism can help us overcome it

Comment

The global failure to push PrEP is hindering the fight against HIV

Health

The global failure to push PrEP is hindering the fight against HIV

Comment

Are dark matter and dark energy related in anything apart from name?

Physics

Are dark matter and dark energy related in anything apart from name?

There is no law of physics dictating that dark matter and dark energy can’t be connected, and it is natural to wonder about it, writes Chanda Prescod-Weinstein

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Space

Martin Rees: We will become a new species by expanding beyond Earth

Comment

Humans

Smart doorbells may be fun, but we don’t know who is using your face

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Environment

How international conservation groups are betraying indigenous peoples

Comment

Environment

Why you should worry about your pet’s ecological footprint

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