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Explore the most exciting new ideas and emerging concepts in science, health, technology and the environment with 91av’s exclusive in-depth articles, interviews and long reads.

solar eclipse

Space

How solar eclipses have been revealing cosmic secrets for centuries

Records of total solar eclipses go back thousands of years, and in all that time they have allowed scientists to uncover key information about not just the sun but the whole universe

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Health

Why vigorous exercise could inadvertently lead to weight gain

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Technology

AI chatbots beat humans at persuading their opponents in debates

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melting cubes of ice

Physics

Physicists have worked out how to melt any material

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Environment

Heatwaves now last much longer than they did in the 1980s

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An Airbus A350

Technology

Unprecedented GPS jamming attack affects 1600 aircraft over Europe

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Brain parahippocampal gyrus

Health

Tooth loss linked to early signs of Alzheimer’s disease

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Health

DNA sequencing may give hope to critically ill adults in hospital

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One of NASA’s WB-57F research jets

Space

The ambitious plans to study the sun during April’s solar eclipse

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Physics

Hyperelastic gel is one of the stretchiest materials known to science

A super-stretchy hydrogel can stretch to 15 times its original length and return to its initial shape, and could be used to make soft inflatable robots

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Space

Japan’s SLIM moon lander surprisingly survived a second lunar night

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Health

Could bone marrow transplants transmit Alzheimer’s disease?

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Mathematics

Mathematicians are bitterly divided over a controversial proof

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Technology

Chair for gamers boosts player performance and prevents muscular aches

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