Archive: Ice Clouds

The Science Café

Allisa Ritchie of the Ontario Science Centre performs an experiment that shows that liquid nitrogen uses up more room as a gas than as a liquid. She then shows how to make a cloud with liquid nitrogen and boiling water.
Aired:
May 15, 1993
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As temperatures plummet, the Care Bus is gearing up to provide the city’s homeless population with warmth and support.
Responding to the variant, the auditor general's report, and campaign-style promises.

The latest coronavirus updates from across the province. 

Sudbury. Algoma. Timiskaming. Each is facing increased cases — and its own challenges in overcoming them.
OPINION: Thousands of medical procedures and tests were delayed or cancelled because of the pandemic. We’ll be facing the costs well into the future.

The latest coronavirus updates from across the province. 

OPINION: People shouldn’t claim to be something they’re not. But the urge to protect Indigenous heritage could take us to a bad place.

The latest coronavirus updates from across the province.

OPINION: Is it more transmissible? Are outcomes less severe? Can it evade vaccines? We don’t know yet. But we do know our ICU capacity remains finite.