Government Chief Scientific Adviser to launch University of Bath’s new Institute for Digital Security and Behavior
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Updates every hour. Last Updated: 23-Jun-2025 07:10 ET (23-Jun-2025 11:10 GMT/UTC)
Professor Dame Angela McLean, Government Chief Scientific Adviser, will lead the launch of the University of Bath’s new Institute for Digital Security and Behaviour (IDSB), on Wednesday 29 January, at Bath’s Guildhall, in a keynote speech on Securing the Future.
The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for decades. Now, Harvard researchers think they have a good explanation for a warmer, wetter ancient Mars.
Building on prior theories describing the Mars of yore as a hot again, cold again place, a team led by researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have determined the chemical mechanisms by which ancient Mars was able to sustain enough warmth in its early days to host water, and possibly life.
A new study published today in JAMA Network Open explores the effects of both recent and lifetime cannabis use on brain function during cognitive tasks.
The study, the largest of its kind ever to be completed, examined the effects of cannabis use on over 1,000 young adults aged 22 to 36 using brain imaging technology. The researchers found that 63% of heavy lifetime cannabis users exhibited reduced brain activity during a working memory task, while 68% of recent users also demonstrated a similar impact.
This decline in brain activity was associated with worse performance on working memory - the ability to retain and use information to perform tasks. For example, working memory allows a person to follow instructions they’ve just been given or to mentally visualize and manipulate information, like solving a math problem.
In Physics of Fluids, researchers propose a novel system that uses standing surface acoustic waves to separate circulating tumor cells from red blood cells with unprecedented precision and efficiency. The platform integrates advanced computational modeling, experimental analysis, and artificial intelligence algorithms to analyze complex acoustofluidic phenomena. The researchers included an innovative use of dualized pressure acoustic fields and strategically located them at critical channel geometry positions on a lithium niobate substrate. By means of acoustic pressure applied within the microchannel, the system design provides for the generation of reliable datasets.