Quirks & Quarkswith Bob McDonald
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Canada's cannabis experiment: Scientists are excited about legalization
The end of prohibition opens the door to research to understand this fascinating plant
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Are we on the verge of a new race to the moon?
This time it's not competing nations, but public vs. private space exploration
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Preserving dark skies from light pollution so we can still wonder at the stars
A new dark sky preserve in Ontario joins dozens worldwide where people can see the light of the universe as it shines on Earth
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Easy does it: the tricky job of landing on an asteroid
A Japanese spacecraft is deploying landers on a tiny asteroid — it's harder than it looks.
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When the Soviets held superiority in space
Bob recounts his visit to some of the sites of the early Soviet space program.
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Moving to the west coast made me more of an environmentalist
Years of closeness to the sea, the vistas and the wilderness have been transformative
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This summer, make nature a multi-sensory 'reality' experience
Put away your devices and take the chance to fully appreciate Canada's natural environment
Trump's 'dominance' in space is playing with international space treaty
The principle of non-militarization of space is a oft-breached ideal
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Stephen Hawking's information sent into a black hole
A radio broadcast including his voice and tribute music sent into space
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Life on Mars is hard to find
The discovery of organic molecules on Mars is tantalizing — but not proof
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Dealing with pollution that is not in our face
When we can't see it or smell it, we too often ignore it
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With Hawaii's Kilauea erupting, here's how one Icelandic town fought a volcano and won
The townspeople of Vestmannaeyjar in Iceland fought lava with water and saved their town in 1973.
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Protected areas need to be truly protected
A new study suggests many wildlife protected areas are being overexploited.
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Why Kilauea is not a killer volcano
Hawaiian volcanoes are slow and steady eruptions that have been bubbling away for tens of thousands of years and will continue to do so in the future.
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Why we need to see inside Mars
NASA's InSight mission will look inside the planet to see if there's energy to provide life underground.
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Canada a leading force behind the most powerful telescopes for a century
Since 1918, we've built some of the most powerful eyes on the skies.
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Finding the Holy Grail in space: something like ourselves
NASA's newest planet hunting telescope will help the search for an Earth-like planet among the stars.
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Earth's climate: running hot and cold
"We are picking on the climate with our carbon emissions, and it is affecting everything else in the system in more ways than one."
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2001: A Space Odyssey is 50 — where are the space hotels?
The influential SF film's predictions are closer than ever to becoming reality.
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Falling space stations are not the biggest hazard. It's the small stuff that matters
The chance of a blazing chunk of space station hitting a person is tiny, but space junk threatens a lot of technology we depend on
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Disagreeing with Stephen Hawking
Not everyone agrees with Hawking's views on the on the future of humanity, alien life, and artificial intelligence.
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Exercise is the best anti-aging therapy
New research shows more evidence that high levels of exercise - even in seniors - can reduce some of the effects of aging.
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Mining activities, not hunting, responsible for northern caribou declines
A new report points the finger for catastrophic caribou drop at development and ecosystem disturbance
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Understanding the cancer that killed CBC great Arthur Black
Pancreatic cancer is hard to detect, and even harder to treat
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Are young people losing face time to screen time?
The evidence suggests that children are getting too much screen time - and it could be affecting them as adults.