How the thorny devil takes “flat out like a lizard drinking” to the extreme. ONE OF THE standard Aussie replies to somebody who asks you how hard you’re working is “flat out like a lizard drinking”. But Australia’s thorny devil has taken it to the max – it doesn’t even have to lower its mouth […]
For 50 years air conditioning in commercial buildings has been set using the Standard 55 guidelines. But many workplaces aren’t staffed solely with 40-year-old men dressed in 60s business suits, and that’s left women out in the cold, as Dr Karl Kruszelnicki argues.
Consider wearing zinc or covering up next time you’re snorkeling, says Dr Karl – one popular sunscreen chemical can be toxic for baby corals. ON A TRIP TO the Galapagos Islands, our guide asked us not to use sunscreen at one reef. He told us it was very fragile, and quite small, and that the […]