For a creature born to life as a small songbird, days and nights can be treacherous. At any moment, a goshawk, a cat, or a goanna may be lurking, waiting to turn the songbird into supper. So these pretty little prey objects – scrubwrens and lorikeets and honeyeaters and the like – have developed an astute group behaviour. One bird spots the predator and issues an alarm call. Others hear it and ... (read more)
Nicole Hasham

Nicole Hasham is a writer, journalist, and editor based in Canberra. In 2010, she won a Walkley Award for journalism. Nicole was shortlisted for the UNSW Press Bragg Prize for Science Writing in 2021 and was awarded the Mick Dark Fellowship for Environmental Writing at Varuna, the national writers’ house, in 2023. Her first book, a work of narrative non-fiction, will be published by Black Inc. in 2025. Her essay, ‘Bloodstone’, placed third in the 2024 Calibre Essay Prize.
To obliterate a mountain, one must first drill a series of holes 2.4 metres deep – in either a square or diagonal pattern, depending on the rock type and face condition. A crew moves in to load the holes with blasting agent, typically a mix of ammonium nitrate and fuel oil. Detonators and boosters are laid and an explosive cord is run over the mountain face. A fuse is lit. It explodes the deto ... (read more)