Occasionally, we take honey from the hive too early. It’s bad honey – some beekeepers call it “green”. High in moisture, and maybe not fully enzymatically converted by the bees. 905 more words
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A BBC summit dedicated to exploring world-changing innovations in science, technology and health has been taking place in Sydney, Australia.
One of the speakers was Prof Veena Sahajwalla who wants to create a swathe of miniature furnaces that will recover valuable metals from discarded mobile phones. 55 more words