Scientists have figured out how to calculate the age of whale sharks — Earth’s largest fish — with some guidance from the radioactive fallout spawned by Cold War-era atomic bomb testing. By measuring levels of carbon-14, a naturally occurring radioactive element that also is a by-product of nuclear explosions, the researchers determined that distinct bands present inside…

The largest, brightest supermoon of 2020 rose in the night sky on Tuesday. Here’s a look at the supermoon as seen from different parts of the world, beginning with St. Petersburg, Russia, where it rose behind the famous Chariot of Glory sculpture. (Anton Vaganov/Reuters) Halifax If the moon is within 10 per cent of its closest distance to the…

Hong Kong giant pandas residing in Ocean Park “successfully” mated naturally for the first time on Monday after a decade of attempts, the theme park announced. Ocean Park had tried to get the 14-year-old female and male giant pandas, Ying Ying and Le Le, to mate naturally since 2010 but with no success. The park…

Zoom Video Communications Inc. was slapped with a class-action suit by one of its shareholders on Tuesday, accusing the videoconferencing app of overstating its privacy standards and failing to disclose that its service was not end-to-end encrypted. Shareholder Michael Drieu claimed in a court filing that a string of recent media reports highlighting the privacy…

Dry cough, fever and difficulty breathing are the most common symptoms of COVID-19, but specialists are starting to learn more about less common potential symptoms such as loss of one’s sense of smell, disorientation and even seizures. Some doctors are trying to understand how widespread these symptoms are in order to assist with diagnosing patients. Dr. Sherry Chou, a…