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Science + Tech – Articles, Analysis, Comment

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An image of GAL-CLUS-022058s — the largest and one of the most complete Einstein rings ever discovered. (ESA/Hubble & NASA, S. Jha)

A solar eclipse and a black hole can both bend light

Observations during historical solar eclipses confirmed Einstein’s theory of gravity, and led to the predictions of black holes.
Some fault teachers for an inability to restrict phone use at school. But both students and some parents resist this, and problems far exceed in-class distraction. A student puts her phone in a holder at Delta High School in Delta, Utah, in February 2024. (AP Photo/Rick Bowmer)

School board social media lawsuits: For too long we’ve sought individual solutions to a collective problem

Four Canadian school boards are suing social media giants. This comes as 95 per cent of Ontario schools report needing more resources to support student mental health.
Changes in light qualities during a solar eclipse are quick and drastic, so familiarity with aperture and shutter speed are important. People with cameras among viewers of a partial solar eclipse in Yanguan town, Haining City, China, in 2009. (AP Photo/Eugene Hoshiko)

Photographing the eclipse? You’ll join a long history of people seeking proof of experience

Apart from technical aspects, a successful photograph of the eclipse serves as a lasting reminder of the sense of wonder and the feeling of being part of something larger than ourselves.
The habitats used throughout the halibut’s life and the movements between them are difficult to characterize. (Charlotte Gauthier)

How do halibut migrate? Clues are in their ear bones

Atlantic halibut are making a strong comeback in the Gulf of St. Lawrence. But how do we know where the fish move throughout their lives?
TikTok poses no more of a threat to democracy than other social media platforms. (Shutterstock)

Does TikTok pose a security threat to Canadians?

About 26 per cent of Canadians use TikTok. Regulating the app in Canada might be a better approach to avoiding external political influence.
The Chinese government may access the data collected by Baidu, Alibaba, Tencent, Xiaomi and other operators. How are citizens coping with this constant digital surveillance? (Shutterstock)

Digital surveillance is omnipresent in China. Here’s how citizens are coping

State surveillance of citizens is growing all over the world, but it is a fact of daily life in China. People are developing mental tactics to distance themselves from it.
The Vesuvius Challenge incentivizes technological development by inviting researchers to figure out how to ‘read’ ancient papyri excavated from volcanic ash of Mount Vesuvius in Italy. Columns of Greek text retrieved from a portion of a scroll. (Vesuvius Challenge)

Ancient scrolls are being ‘read’ by machine learning – with human knowledge to detect language and make sense of them

However exciting the technological developments may be, the task of reading and analyzing the Greek and Latin texts recovered from the papyri will fall to human beings.