Top Stories

McMaster Researchers Weigh in on Potential Changes to Canada’s Food Guide — and Feelings are Mixed

Say goodbye to the four food groups – meat and meat alternatives, dairy, vegetables and fruit, and grain products.

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Mangrove Patches Deserve Greater Recognition No Matter the Size

Governments must provide stronger protection for crucial small mangrove patches, is the call led by scientists at international conservation charity ZSL (Zoological Society of London), which hosts the IUCN SSC Mangrove Specialist Group, in a letter published in Science today (18 January 2019). 

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Researchers discover the brain cells that make pain unpleasant

If you step on a tack, neurons in your brain will register two things: that there’s a piercing physical sensation in your foot, and that it’s not pleasant.

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Applying physics to energy-efficient building design

Developing a perfectly energy-efficient building is relatively easy to do — if you don’t give the building’s occupants any control over their environment.

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Researchers Find New Ways to Harness Wasted Methane

The primary component of natural gas, methane, is itself a potent greenhouse gas.

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Air Pollution May Increase Risk of Sleep Apnea

The ill effects of air pollution may literally be causing some people to lose sleep, according to new research published online in the Annals of the American Thoracic Society.

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Mediterranean freshwater fish species susceptible to climate change

Climate change will strongly affect many European freshwater fish species. 

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Global change could also affect hake fisheries in Tierra del Fuego

A scientific study published in the journal Global Change Biology suggests snoek (Thyrsites atun) can recolonize the marine area of the Beagle Channel and South-Western Atlantic waters, an area in the American continent where this species competed with the hake (Merluccius sp.) to hunt preys in warmer periods.

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Millions of Americans exposed to elevated nitrate levels in drinking water

More than 5.6 million Americans are potentially exposed to nitrate in drinking water at levels that could cause health problems, according to a new study.

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Natural habitats, bee diversity key to better apple production

A Cornell-led study, published Jan. 18 in the journal Science, shows that apple orchards surrounded by agricultural lands are visited by a less diverse collection of bee species than orchards surrounded by natural habitats.

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