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Science News Archive July 2020 - Page 15


Page 15 of 47

UAlberta researchers make real-time tumor tracking in radiation therapy 5 times faster

The study's lead researcher found that using a graphics processing unit (GPU) increased the speed of real-time tumor tracking by five times, improving accuracy over previous methods. This breakthrough could lead to safer and possibly fully automated radiation therapy in the future.

SourceUniversity of Alberta Faculty of Medicine & Dentistry·JournalIEEE Journal of Translational Engineering in Health and Medicine·DateJul 22, 2020

No honor among cyber thieves

A study examining online user activity on two carding forums reveals the vast majority of users aren't buyers or sellers but rather seek free tutorials, malware source codes, and hacking guides. Actual buyers and sellers comprise a fraction, primarily using stolen identity info for unauthorized purchases.

SourceWashington State University·JournalSocial Science Computer Review·DateJul 22, 2020

Chocolate is good for the heart

A combined analysis of six studies found that consuming chocolate more than once a week was associated with an 8% decreased risk of coronary artery disease. The researchers attributed the potential benefit to flavonoids and other heart-healthy nutrients in chocolate.

SourceEuropean Society of Cardiology·JournalEuropean Journal of Preventive Cardiology·DateJul 22, 2020

Digitizing chemistry with a smart stir bar

Researchers created an inexpensive smart stir bar that can automatically measure and transmit data on a solution's properties to a smartphone or computer. This device uses open-source software and low-cost components to detect parameters such as color, electrical conductivity, and viscosity.

SourceAmerican Chemical Society·JournalACS Sensors·DateJul 22, 2020

Invention offers new option for monitoring heart health

Researchers at Purdue University developed self-powered wearable devices that can monitor cardiovascular health using polyvinyl alcohol (PVA) and transform mechanical energy into power. These devices have the potential to be non-invasive, personalized, and cost-effective for detecting common heart diseases.

SourcePurdue University·JournalAdvanced Materials·DateJul 22, 2020

Tracking misinformation campaigns in real-time is possible, study shows

A team of researchers developed a technique to identify malicious internet accounts and track online foreign misinformation campaigns in real time. They found that their model was effective in identifying posts and accounts that were part of a foreign influence campaign, including those by accounts that had never been used before.