Quirks and Quarks

Quirks and Quarks de CBC

CBC

CBC Radio's Quirks and Quarks covers the quirks of the expanding universe to the quarks within a single atom... and everything in between.

Categorias: Ciência e Medicina

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Christ Kennedy from Moncton, New Brunswick asks: If someone had the means to, how close could we bring the Moon to the Earth while still keeping it in orbit around us? And fast would a month fly by?

Answer from Brett Gladman, a professor of astronomy at the University of British Columbia,


Matoli Degroot from Manitoba asks: Do animal species in the wild get bigger over time, since the bigger males would end up mating more than the smaller ones?

Answer from Danielle Fraser, head of paleobiology at the Canadian Museum of Nature in Ottawa.


Bill Sullivan from Hamilton, Ontario asks: Why does the hair on my head turn grey while hair on the rest of my body does not change colour?

Answer from Frida Lona-Durazo, a postdoctoral fellow in computational genetics at the University of Montreal, who’s studied the genetics of hair colour.


Dan from Quebec City asks: We know that the Earth’s crust is built of plates that float on the molten centre of the Earth. What is the force that moves those plates?

Answer from Alexander Peace, an assistant professor in the School of Earth, Environment and Society at McMaster University in Hamilton, Ont.


Frances Mawson from Heckmans Island in Nova Scotia asks: Prey animals like deer are intermittently forced to flee from various predators. When danger has passed, they pause for a moment and then resume browsing. How can they recover so quickly? 

Answer from wildlife ecologist and Western University professor Liana Zanette.


Richard Lukes from Winnipeg asks: As a hydro generating station generates energy, what is the effect on the downstream water? Has the temperature of the water been lowered? If so, then could hydropower help to cool the oceans and combat global warming?

Answer from Jaime Wong, an Assistant Professor in the Faculty of Mechanical Engineering at the University of Alberta.


Luc in Edmonton asks: With more people planting native grasses and plants around their houses and businesses in cities, will the bird population in these cities change or increase?

Answer from Sheila Colla, an Associate Professor in the Faculty of Environmental & Urban Change at York University and York Research Chair in Interdisciplinary Conservation Science.


John Ugyan from Kelowna, British Columbia asks: If atoms are 99.99% empty, why do our eyes see matter as if it was 100% solid? 

Answer from condensed matter physicist, Cissy Suen. who’s a joint PhD student from UBC’s Quantum Matter Institute and the Max Planck Institute for Solid State Research in Germany


Debbie Turner in Fenelon Falls, Ont. asks: How does climate change affect animals that hibernate?

Answer from Jeffrey Lane, an associate professor in the department of biology at the University of Saskatchewan.


Greg Hollinger from Owen Sound, Ontario asks: Since the planets orbit the sun in a plane, does their combined gravity pull on and distort the shape of the sun?

Answer from Roan Haggar, a postdoctoral fellow at the University of Waterloo’s Centre for Astrophysics.

Episódios anteriores

  • 621 - Listener Question show 
    Fri, 21 Jun 2024
  • 620 - The age of monotremes, Third thumb, bird dream sounds, astronaut health database, aging and exercise, and sound perception 
    Fri, 14 Jun 2024
  • 619 - The pursuit of gravity, and more… 
    Fri, 07 Jun 2024
  • 618 - Killer whales are ramming boats for fun, and more... 
    Fri, 31 May 2024
  • 617 - The risks and benefits of pandemic virus research and more… 
    Fri, 24 May 2024
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