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How apples get their shapes
How do apples grow that distinctive shape? Now, a team of mathematicians and physicists have used observations, lab experiments, theory and computation to understand the growth and form of the cusp of an apple. How do apples grow that distinctive shape? Now, a team of mathematicians and physicists have used observations, lab experiments, theory and…
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Computer-, smartphone-based treatments effective at reducing symptoms of depression
Computer- and smartphone-based treatments appear to be effective in reducing symptoms of depression, and while it remains unclear whether they are as effective as face-to-face psychotherapy, they offer a promising alternative to address the growing mental health needs spawned by the COVID-19 pandemic, according to new research. «The year 2020 marked 30 years since the…
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Enhanced touch screens could help you ‘feel’ objects
The next time you buy a new couch, you may not ever have to leave your old one to get a feel for the texture of the new material. Researchers are working to better define how the finger interacts with a device with the hope of aiding in the further development of technology that goes…
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Virtual reality affects children differently than adults
Immersive virtual reality disrupts the child’s default coordination strategy, scientists show, something that should be taken into account when developing virtual reality rehabilitation protocols for children. In 2016 at EPFL’s Open House, EPFL graduate Jenifer Miehlbradt was showcasing her virtual reality setup to allow users to pilot drones using their torso. Users from the general…
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Offshore wind farm increased tourism on Block Island
Researchers who analyzed AirBnB rental data before and after construction of the Block Island Wind Farm have found that, contrary to some concerns, the turbines have been linked with increased tourism on the island. Corey Lang, URI associate professor of environmental economics, and doctoral student Andrew Carr-Harris, said that many coastal communities that rely on…
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This tiny device can scavenge wind energy from the breeze you make when you walk
Most of the wind available on land is too gentle to push commercial wind turbine blades, but now researchers have designed a kind of ‘tiny wind turbine’ that can scavenge wind energy from breezes as little as those created by a brisk walk. The method is a low-cost and efficient way of collecting light breezes…
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Offshore wind power now so cheap it could pay money back to consumers
The latest round of offshore wind farms to be built in the UK could reduce household energy bills by producing electricity very cheaply. Renewable energy projects, including onshore and offshore wind and solar farms, have so far been subsidised by government support schemes. This has led to some to complain that clean energy is pushing…
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Making musical performances safer in the era of COVID-19
Researchers have studied aerosol production from playing wind instruments, singing and acting, allowing them to develop recommendations to minimize COVID transmission. Early in the pandemic, COVID-19 outbreaks from choir performances indicated that singing carries a potential infection risk, but less is known about the risks of airborne infection from wind instruments. To help keep performers,…
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Who’s liable? The AV or the human driver?
Researchers have developed a joint fault-based liability rule that can be used to regulate both self-driving car manufacturers and human drivers. They propose a game-theoretic model that describes the strategic interactions among the law maker, the self-driving car manufacturer, the self-driving car, and human drivers, and examine how, as the market penetration of AVs increases,…
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Wind more effective than cold air at cooling rooms naturally
The effectiveness of non-mechanical, low-energy methods for moderating temperature and humidity has been evaluated in a series of experiments. The researchers found that a temperature difference between inside and outside has a remarkably small effect on how well a room is ventilated when ventilation is primarily driven by wind. In contrast, wind can increase ventilation…