How feasting black holes time their burps
Episode Date: October 2, 2026Black holes are voracious eaters, but they’re also quite messy, and often after devouring a star, they’ll let out a big burp, launching jets of high e...
CBC Radio's Quirks and Quarks covers the quirks of the expanding universe to the quarks within a single atom... and everything in between.
48 episodes transcribedBlack holes are voracious eaters, but they’re also quite messy, and often after devouring a star, they’ll let out a big burp, launching jets of high e...
The El Niño underway in the Pacific Ocean is a natural climate phenomenon but its warming effects are being boosted by climate change. Researchers rec...
The El Niño underway in the Pacific Ocean has been called extraordinary, supersized and likely record-breaking. And while El Niño is a natural climate...
It’s long been a mystery why one particular avian dinosaur was the only kind to survive mass extinction, but the recent discovery of a perfectly prese...
Summer is fieldwork time for many scientists. We talk to researchers who have been busy hiking on fresh lava, capturing thousands of ticks, shooing aw...
Quirks & Quarks has been taking your burning questions for 50 years. And while we thought we might have answered every question there is, our list...
From doubting our doubts to sleuthing out scientific fraud, this week we revisit some of our favourite stories about humans.
For our 50th anniversary celebration last October, we spoke with some of Canada's top scientists about their predictions for the future. We revisit ou...
From filming a black hole to flaming hot water ice on Neptune, we revisit some of our favourite space-related stories from the past season.
From the science of how we sweat to solving golf's greatest mystery, we revisit some of our favourite summery segments from the past season.
From elephant whiskers to Arctic rhinos and even science programming in prisons, we revisit some of our producers’ favourite stories from this season....
We revisit our conversations with authors of some of the year’s most fascinating science books in our annual holiday book show. Featuring:Questioning...
From tiny T. rexes to a car-sized sea monster, we revisit some of our favourite stories about predators in their prime, like:Smaller tyrannosaur solve...
From camping out on 'bird poop island,' chasing down wild dogs in Madagascar, or even looking for bombs in a bog in Ottawa –– no one quite does summer...
Quirks & Quarks has been taking your burning science questions for half a century. And while we thought we might have answered every question ther...
Some of the oceans biggest, most powerful predators, like certain sharks and tuna, are “mesothermic” or warm-bodied. Running hot allows them to rapidl...
Gold miners working in the Yukon regularly find ancient ground squirrel burrows throughout the permafrost, many containing fossilized feces. Researche...
150 years ago, Charles Darwin noticed that birds and humans were both drawn to bright plumage and elaborate display. He called this interspecies esthe...
The newly described Tylosaurus rex was a violent bus-sized Komodo dragon-like creature with serrated teeth. Dubbed the ‘T. rex of the sea,’ it would h...
Scientists recorded audio and video of 8 different kinds of rockfish living in the wild near British Columbia, and were surprised they could tell the...