Category Archives: Technology

‘White dwarf’ star that could kill Earth is part of our solar system

Chunks of debris from a shattered planet are irregularly spaced in a long, eccentric orbit around the white dwarf – Source: Dr Mark Garlick/The University of Warwick The ‘white dwarf’ star that could kill the Earth is already part of our solar system. When our sun dies it could ‘devour’ or tear apart our planet,… Read More »

We must not repeat the asbestos tragedy when it comes to pesticides

In November 2023, despite strong opposition, the European Union extended authorization for the use of the toxic herbicide glyphosate by 10 years, now abandoning its green deal promise to reduce pesticide use by 50%. The current situation with pesticides brings to mind the asbestos tragedy; There are many similarities, including a miscarriage of justice. In… Read More »

Calgarians gathered to watch the solar eclipse. Here’s what they had to say.

Helen Bugno, one of many people who watched the partial solar eclipse in Calgary on Monday, said she will remember the spirit of the day. (Helen Pike/CBC – image credit) As the moon blocked out some of the sun Monday afternoon, Calgarians across the city looked up at the sky, their eyes covered by protective… Read More »

A National Geographic photographer gave me advice on photographing a total solar eclipse. Here’s how my photos turned out.

My photo of a total solar eclipse (left) and a professional photo of a total solar eclipse in 2015 (right).Ellyn Lapointe/Damien Deltenre/Wikimedia Commons It’s hard to get a great photo of a total solar eclipse, so I asked for help from a NatGeo photographer. Babak Tafreshi has been photographing solar eclipses for 30 years. He… Read More »

The Truth About the ‘Harmful Cosmic Radiation’ That Will Allegedly Pass Near Earth ‘Tonight’

Getty Images Allegation: Dangerous cosmic rays will pass near the Earth tonight and harm those who leave their personal devices turned on nearby. Evaluation: Rating: False As the total solar eclipse of April 8, 2024 approached, Snopes’ inbox began filling up with a familiar claim that “tonight” cosmic rays would pass near the Earth, endangering… Read More »

What Has the World Learned from Past Eclipses?

Photograph (bromide print) showing the instruments used by the British expedition sent from Sobral, Brazil, to observe the total solar eclipse on 29 May 1919. Sir Arthur Eddington of Cambridge University organized the eclipse expedition to try and test Einstein’s Theory of Relativity. During the event, two heliostats with moving mirrors were used to direct… Read More »