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DUBAI, United Arab Emirates - Talks to revive Tehran's tattered nuclear accord with world powers in Vienna ended Monday as the parties closed a final text and the Iranian negotiator prepared to return to his capital, diplomats said. Source

Each August, Earth plows through a thick trail of debris left over from a passing comet. The result: A spectacular night of meteors lighting up the sky. One of the best and most anticipated meteor showers of the year is the Perseids, which takes place from mid-July to the end of August. Source

While the peak of the Perseids meteor shower — one of the brightest of the year — may be next week, now may be the best time to see the astronomical event, according to The Weather Network. Source

ROME -- A trunk with its lid left open. A wooden dishware closet, its shelves caved in. Three-legged accent tables topped by decorative bowls. These latest discoveries by archaeologists are enriching knowledge about middle-class lives in Pompeii before Mount Vesuvius' furious eruption buried the ancient Roman city in volcanic debris. Source

Wind whispers through silvery green grasses as Alex Froese's arm disappears into a dark hole in the ground on a Prairie pasture near Melita in southwestern Manitoba in July. She gently pulls out a baby owl. Source

A vulnerability in Twitter's software that exposed an undetermined number of owners of anonymous accounts to potential identity compromise last year was apparently exploited by a malicious actor, the social media company said Friday. It did not confirm a report that data on 5.4 million users was offered for sale online as a result but said users worldwide were affected. Source

A French scientist has apologized after tweeting a photo of a slice of chorizo, claiming it was an image of a distant star taken by the James Webb Space Telescope. Étienne Klein, a celebrated physicist and director at France's Alternative Energies and Atomic Energy Commission, shared the image of the spicy Spanish sausage on Twitter last week, praising the "level of detail" it provided. Source

WASHINGTON - Facebook owner Meta is quietly curtailing some of the safeguards designed to thwart voting misinformation or foreign interference in U.S. elections as the November midterm vote approaches. It's a sharp departure from the social media giant's multibillion-dollar efforts to enhance the accuracy of posts about U.S. Source

WASHINGTON - Facebook owner Meta is quietly curtailing some of the safeguards designed to thwart voting misinformation or foreign interference in U.S. elections as the November midterm vote approaches. It's a sharp departure from the social media giant's multibillion-dollar efforts to enhance the accuracy of posts about U.S. Source

The surprising discovery of mammoth fossils in a paleontologist's backyard have led to an even more unexpected finding. The roughly 37,000-year-old remains of a female mammoth and her calf show distinct signs of butchering, providing new evidence that humans may have arrived in North America much earlier than believed. Source