Quirks And Quarks Segmented Show From Cbc Radio

"Please note: We are discontinuing our segmented podcast feed. Please subscribe to the whole show feed." New plastic tea-bags shed billions of tiny particles into the cup; Venus is a hellscape now, but might once have been blue like Earth; Lethal memory fail: why drivers see, and then forget motorcyclists; Ever older remains of early migrants rewrite the story of the first North Americans; Making Eden - how plants 'terraformed' the Earth.