Canada wildfires shroud New York in apocalyptic haze

Smoke from Canadian wildfires shrouded New York in a record-breaking apocalyptic smog Wednesday as cities along the US East Coast issued air pollution warnings and thousands evacuated their homes in Canada.

Three Chinese astronauts return safely to Earth

Three Chinese astronauts working at the country's space station have returned safely to Earth, state media reported Sunday, hailing the mission as a "complete success".

Symptoms of illness help pathogens spread among songbirds

It's "Treasure Island" author Robert Louis Stevenson who is credited with coining the phrase "You cannot make an omelet without breaking eggs." For us humans, it's now cliché. For pathogens, these are words to live by. Or, ...

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