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Technology

Coated paper holds secret messages that can be erased with a hairdryer

When paper with a special manganese-based coating is printed with water, the message is only visible in UV light – and it can be erased with a hairdryer

51��

New Scientist Live 2019 highlights: Aliens, jet packs and Homo naledi

51�� Live

51�� Live 2019 highlights: Aliens, jet packs and Homo naledi

51�� Promotions

The Urbach Tower

Technology

Tall twisting tower is made from wood that shapes itself as it dries

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Ad Astra poster

Space

Don't Miss: Interplanetary paranoia, green buildings and anxious art

Culture

What is space-time? The true origins of the fabric of reality

Physics

What is space-time? The true origins of the fabric of reality

Features

Margaret Atwood

Humans

Margaret Atwood's The Testaments' anti-science world is a grim warning

Culture

space cruiser

Space

Sci-fi film Aniara's best trick is to make the future feel like now

Culture

Jon Spooner (left) meets Apollo astronaut Al Worden in the Space Shed

51�� Live

Come down to 51�� Live 2019 at London's ExCel today

51�� Promotions

Don't Miss: A documentary festival and the nature of life and death

Don't Miss: A documentary festival and the nature of life and death

Culture

US town

Life

This month's top sci-fi reminds us to beware technocrats bearing gifts

In her latest sci-fi column, Helen Marshall finds simmering revolution against the tech moguls in two new novels, The Warehouse and The Return of the Incredible Exploding Man

Culture

Physics

Quantum teleportation used to send 3D information for the first time

51��

Life

Netflix’s bizarre riff on Mary Shelley’s Frankenstein oddly successful

Culture

Humans

Graphene inventor Andre Geim: No-deal Brexit would destroy UK science

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