02 December 2020
Imagine controlling your computer just by thinking. It sounds far-out, but real advances are happening on these so-called brain-computer interfaces. More researchers and companies are moving into the area. Yet major challenges remain, from user training to the reality of invasive brain implant procedures.
01 December 2020
Artificial intelligence is growing ever more powerful and entering people’s daily lives, yet often we don’t know what goes on inside these systems. Their non-transparency could fuel practical problems, or even racism, which is why researchers increasingly want to open this ‘black box’ and make AI explainable.
30 November 2020
Black carbon and other pollution seeds clouds. We’re just starting to understand the climate implications
Particles swirling around our atmosphere add to climate change, yet much about how they interact with sunlight and influence the seeding of clouds remains puzzling. Studies are lifting the lid on how these tiny particles influence something as big as climate by analysing them from jet aircraft, satellites and ground measurements.
25 November 2020
Henk-Jan Guchelaar knows all too well the serious problems that the side-effects of medication can cause. As a professor of clinical pharmacy at the University of Leiden in the Netherlands, he has spent the last two decades trying to get the link between medicine and our genes recognised more widely.
25 November 2020
Live vaccines can give health effects beyond just protecting us from a specific disease and may even help us combat other infections such as Covid-19, according to Christine Stabell Benn, a professor in global health at the University of Southern Denmark.
23 November 2020
Using light as an energy source, photosynthetic microalgae can be used to produce products like biofuels and cosmetics. But algae grown in a reactor block out the light on which they feed. New reactor designs could solve this problem and help the industry move forward.
19 November 2020
For Stephan Borrmann, a day of high altitude detective work begins early. He wakes at about 05:30am in a hotel in the outskirts of Kathmandu, Nepal. After a quick breakfast, he and his team are driven to the city’s airport. Their job is to prepare a converted Russian espionage plane so that it can investigate one of the biggest mysteries of the atmosphere.
18 November 2020
Mushroom cultivation produces three times its weight in waste. It’s now being turned into burgers and fertiliser
Cultivating mushrooms produces a lot of waste. For every kilogram of mushrooms produced, about three kilograms of soil-like material containing straw, manure and peat is left behind. In the EU, this results in more than 3 billion kilograms of waste per year.
17 November 2020
A slow drive in the dead of night through the forests of northwestern Costa Rica helped home in on the target. Dr Mirjam Knörnschild and her team had equipment with a microphone hooked to the top of their car to take recordings of bats.
16 November 2020
Efforts to achieve herd immunity against Covid-19 with a vaccine could be hampered by low levels of confidence in immunisation programs in some European countries, warns Professor Heidi Larson, director of the Vaccine Confidence Project and an anthropologist at the London School of Hygiene & Tropical Medicine, in the UK.