'Hot' graphene reveals migration of carbon atoms

The migration of carbon atoms on the surface of the nanomaterial graphene was recently measured for the first time. Although the atoms move too swiftly to be directly observed with an electron microscope, their effect on ...

Engineers develop the first anti-COVID-19 stainless steel

The team led by Professor Mingxin HUANG at the Department of Mechanical Engineering of the Faculty of Engineering of the University of Hong Kong (HKU), in collaboration with Professor Leo Lit Man POON's research team at the ...

Porous materials unfavorable for coronavirus survival

As COVID-19 spreads via respiratory droplets, researchers have become increasingly interested in the drying of droplets on impermeable and porous surfaces. Surfaces that accelerate evaporation can decelerate the spread of ...

Why we should leave old oil rigs in the sea, and why we don't

Decommissioning the UK's offshore oil and gas infrastructure will cost the taxpayer £24 billion, according to estimates from HMRC. So why can't we leave man-made structures in the sea and thereby save the cost of removal ...

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