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Jan 21: Fork-headed trilobite, echidnas blow snot bubbles, Perseverance delivery drop-off and more…
Farming fish lose their fertilizer and inoculation against misinformation.
Analysis
Dirty old mines could be a source of clean new energy
Bob McDonald's blog: The town of Springhill, N.S. is a pioneer in tapping into geothermal energy from water heated in underground mines
Ancient sea creature sported a big fork on its head to toss away the competition, study suggests
Researchers have used 3D model reconstructions of a bizarre trilobite — an ancient shelled sea creature — to understand why it grew a trident as long as its whole body on its head.
Jan 14: Exxon's excellent climate science, dolphins drowned out by noise, supersonic but boomless and more...
Climate change and insects, and designing Canada’s lunar rover
Analysis
When 'Earth-like' planets aren't necessarily very much like Earth
NASA announced the discovery of a solar system with rocky planets orbiting in the habitable zone of their star, but there are good reasons to think these planets aren't very much like Earth.
Jan 7: A real viral video, is scientific innovation stagnating, rocks from the Oort cloud and more…
Constipated scorpions, nature and nurture and why we try to cool fevers.
Analysis
Water, water, everywhere — and maybe here's how to make it drinkable
Bob McDonald's blog: Researchers propose a new idea for harvesting fresh water from ocean air, that could be a boon for for arid coastal regions.
Viral video? Watch this microscopic virus try to infect a cell
Scientists developed a new imaging technique that allows them to see the types of movements a virus makes among cells before hijacking one of them.
Dec 31: Our annual holiday question show
On this year's edition of our holiday science question show, we've got answers for your burning science questions like why did Bob's voice change so much? Does more C02 help trees grow? Do insects and reptiles play? And more...
Dec 24: Testing reindeer hearing, a river runs under Antarctica and more
Saving sharks with electricity and cougars and grizzlies return to Manitoba
Analysis
Bob's pick of the most spectacular science stories of 2022
Bob McDonald's blog: Space and climate change dominated science headlines in the past year
How cougars and grizzlies are reintroducing themselves in Manitoba
More than a century ago, settlers in Manitoba eliminated the last populations of cougars and grizzlies in the province. But in recent years rising numbers of sightings have convinced biologists that these top predators are back.
Dec 17: Our annual holiday book show, including the health hazards of space travel and more
A history of COVID-19 and the neuroscience of religion.
Analysis
Why burning plasma could be the next milestone in nuclear fusion research
Bob McDonald's blog: A laser fusion experiment in the U.S. produced more energy out than went into driving it, which is an important step. But practical fusion power will likely come from a different technology and is still many years away.
Q&A
A Canadian astronaut explains the toll space travel takes on the human body
Dave Williams' new book is 'Why am I taller? What Happens to an Astronaut's Body in Space.'
Q&A
A neuroscientist asks: Do we long for a divine creator or do we just want our mommies?
A new theory in The Phantom God proposes a believers sense of God’s presence stems from their infantile love of mother
Q&A
A medical historian looks at the historical echoes of the past in the pandemic of the present
In a new book, medical historian Dr. Jacalyn Duffin looks at how COVID compares to our previous experiences with disease outbreaks. She contrasts those events with how this novel Coronavirus spread around the world, the ways we tried to stop it and lessons to learn for when the next pandemic hits.
Dec 10: Dinosaurs go clubbing, the sounds of swearing, detecting 2 million year old DNA and more…
Dancing really is all about the bass and is it too late for fusion?
Analysis
End of Orion mission marks the 50th anniversary of the last moon landing
Bob McDonald's blog: Excitement for the Artemis mission is high now, but will it be enough to get humans back on the moon?
Zuul-on-Zuul violence: Paleontologists find evidence of dinosaurs clubbing each other
A fossil of an armoured dinosaur with club-like tail shows crushing injuries and damage to its armoured spikes that scientists say are consistent with fighting with another club-tailed animal.
Dec 3: Growling bats, seeing an exoplanet's atmosphere, making lab coats fabulous, and more…
Milking an ant and finding the symbolic site of the Anthropocene
Analysis
Hawaiian volcano eruption is explosive evidence of plate tectonic theory
Bob McDonald's blog: Hawaii's volcanic eruptions are gradually shifting southeast as the Earth's Pacific plate moves over a hot spot in the mantle.
Nov 26: Turtles under ice, fungal electronics, airplane radiation and more…
Black wolf viral resistance, hailstorm chasers and where the water’s going.
Analysis
The Artemis mission to the moon is being guided by Kepler, Newton and Einstein
Bob McDonald's blog: Mathematical laws of motion and gravity that go back hundreds of years underpin our ability to guide spacecraft to distant destinations.
A record-setting hailstorm in Alberta was a bonanza for scientific hail chasers
The hail chasers are studying storms closely as climate models suggest there will be fewer hailstorms overall but with larger hailstones when those storms occur
