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Columnists The Right Chemistry: Mercury has long fascinated people
Mercury compounds are toxic whether they are ingested, inhaled or applied to the skin. -
Columnists The Right Chemistry: The many uses of butyric acid
Versatile chemical can be wielded as a stink bomb and might be helpful against irritable bowel syndrome. -
Columnists The Right Chemistry: Understanding of gout has evolved
Hippocrates was wrong about phlegm dropping into a joint, but he wasn’t wrong about something dropping in. It's uric acid. -
Technology Mars lander sets quake monitor on planet's red surface
Mars InSight ’s robotic arm removed the seismometer from the spacecraft deck and set it on the ground Wednesday to monitor Mars quakes. -
Science Snowy owl invasion: Is the Arctic no longer Arctic enough?
Snowy owls have again flown south in large numbers to Eastern Ontario, and now birders are starting to think of this previously rare pattern as the new normal for the Arctic birds. -
Family & Child 'So much to be thankful for': Treatment helps baby hear for the first time
“We have so much to be thankful for this year,” said Francesca’s father, William Jones. -
Internet Weed scientist's website uprooted by cannabis
Gerry Mulligan, 91, ran a website where you could look up information about weeds. Now it's getting blocked because it's being mistaken for a cannabis website. -
Science The fate of the oceans rests on ... sea sponges?
A researcher at the University of Alberta has found that sea sponges may be a way to oxygenate the oceans and keep other water-dwelling species alive. -
Technology Artificial intelligence's rise exposes gaping gender gap
Thousands of AI researchers convened in Montreal last week under a slightly tweaked banner — NeurIPS — but with many of the same problems still under the surface. -
Space FIRST LOOK: NASA releases info on tiny asteroid Bennu
NASA’s first look at a tiny asteroid shows the space rock is more moist and studded with boulders than originally thought.