Cold war spy satellites and AI detect ancient underground aqueducts
Holes at the top of this image are vertical shafts to underground aqueducts called qanats Nazarij Buławka et al Most of the ancient underground aqueducts
Polaris Dawn mission is one giant leap for private space exploration
An artist’s rendering of the spacewalk on the Polaris Dawn mission SpaceX SpaceX’s Polaris Dawn mission is a leap forward for private space flight –
When did humans leave the trees for the savannah – or did they at all?
Ancient humans are said to have evolved to leave the trees, where our primate ancestors lived, in favour of open grassy savannahs – but we
The jet stream may be starting to shift in response to climate change
Bands of fast-moving wind that blow west to east around the globe play a crucial role in weather – a poleward shift in parts of
Sweat monitor could reveal when you are exercising too hard
This band can collect sweat excreted around the wrists or ankles Soongwon Cho & Ruihao Song Elastic bands embedded with colour-changing sensors can reveal how
Quantum holograms can send messages that disappear
Polarised light can make messages encoded in a quantum hologram disappear Hong Liang, Wai Chun Wong, Tailin An, Jensen Li 2024 A quantum disappearing act
Potato yarn may cut the fashion industry’s environmental footprint
Potato fibres can be made into soft balls that resemble cotton Fibe Fabric made from waste potato plants could offer a more sustainable alternative to
Tweezers made of light could illuminate the quantum twin paradox
Tweezers made from laser beams can hold and move a single atom Aepsilon/Shutterstock The way gravity affects the quantum realm has so far remained mysterious.
Neolithic engineers used scientific knowledge to build huge megalith
The interior of the monument in Spain known as the Menga dolmen Miguel Ángel Blanco de la Rubia Neolithic people seem to have understood sophisticated
Does eating meat really raise your risk of type 2 diabetes?
Red meat may be best enjoyed in moderation Anton Vierietin/Getty Images In the ever-evolving and confusing world of nutrition science, a new study has linked