Quirks & Quarkswith Bob McDonald

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Nov 28: Quick tests for COVID, rat hides poison in its fur, neuroscientists see how we see colour and more…

Our planet’s climate zones are changing and why the hottest temperatures are in Death Valley
Analysis

Chinese sample return mission to the moon harkens back to 1960s lunar race

Bob McDonald's blog: Robot mission will return first moon rocks since 1976

Could quick COVID 'antigen' tests break the back of the pandemic?

A new study suggests frequent rapid antigen testing could control the spread of the virus within weeks.

This gorgeous African rat combs poison into its fur to deter predators

Researchers observed the rats chewing poison bark, and don't know how they are unaffected

Neuroscience suggests that yes, when you see purple, it's the same purple I see

Brain imaging study shows patterns of activation are similar between individuals

The world's major climate zones — polar, temperate and tropical — are transforming as we watch

Several recent studies look at how climate change is redrawing the map.

Why are the hottest temperatures measured in Death Valley?

Death Valley is more accessible than the Sahara desert which makes recording temperature much easier.

Nov 21: Microbial mining in space, baby birds get the boot, palm oil substitutes and more…

Deep sea squid says ‘g’day’, Canada’s place in space and how do fans make cool air?
Analysis

Famous Arecibo telescope was the first to send a signal to alien civilizations

Bob McDonald's blog: Damage to historic instrument means it will be dismantled

Microbes may be our miners on asteroids, moons and other planets

Microbes could be put to use in future human space settlements extracting metals and rare elements from rocks, according to a researcher who designed the world's first mining experiment in space. 

Songbird parents manipulate their chicks out of the nest before they're ready to go

Parents will lure their fledglings out of the nest with food or by calling them

Canadian food scientists develop eco-friendly substitutes for palm oil

Technique involves transforming liquid oils into solid fats

Super rare deep sea squid spotted in Australian waters for the first time

Magnapinna, or bigfin squid, is the size of a hotdog bun, but with filaments up to 7 metres long.
Q&A

Canadian technological ingenuity and astronaut talent has been our ticket to space

New book tells the tale of Canada’s involvement in international space exploration, and how the Canadarm became 'Canada's space currency.'

Why do fans make the air feel cooler?

Air flow from a fan makes the air feel cooler due to convection and evaporation

Nov 14: COVID vaccine & immune durability, wallabies in the UK, ancient female hunters and more …

Humans are cooler than we used to be, Herzberg gold medal winner and how old are circadian rhythms?
Analysis

Would hyperloop transportation technology work in Canada?

Bob McDonald's blog: Travelling by hyperloop could theoretically get you from Toronto to Montreal in 1 hour, or Edmonton to Calgary in 30 minutes

COVID vaccines are on the horizon, but how long might protection last?

Reports of waning antibodies post infection not a 'death knell' for lasting immunity, says the co-lead of Canada's Vaccine Task Force

Wallabies from Australia have gained a foothold in the U.K. and may be there for good

Escapees from zoos and private collections might have given rise to two breeding populations of the small kangaroo relative in England.

In the ancient Americas, female big-game hunters were common

New study finds that in early hunter-gatherer societies, 30-50 per cent of big game hunters were female

You're cooler than your ancestors — by about a degree

Improvements in lifestyle and health care seem to be the cause of a decline in average normal body temperature

Biomedical engineer Molly Shoichet wins Canada's most prestigious science prize for 'hydrogels'

Hydrogel give cells a more realistic three-dimensional space to grow in than a standard petri dish

How far back, evolutionarily speaking, do circadian rhythms go in animals?

Circadian rhythms are part of the DNA of every complex organism and have been around for billions of years.

'Forever chemicals' can have far-reaching consequences, need more regulation in Canada, scientists say

Chemicals known as PFAS are everywhere. They can affect the environment and your health — and may even make you more susceptible to COVID-19.

Nov 7: Fast radio bursts in our galaxy, monkeys with a puberty switch and more

The black hole at our galaxy’s centre, and forever chemicals

now