Gravitational waves: astronomers spot a black hole so massive they weren't sure it could exist

Artist impression of merging black holes. Mark Myers, ARC Centre of Excellence for Gravitational Wave Discovery (OzGrav) One of the greatest things about being an astrophysicist is that you keep discovering things you didn’t think were possible. Now the Laser Interferometer Gravitational-wave Observatory (LIGO) and Virgo Observatory have discovered theirContinue Reading

John Tyndall: the forgotten co-discoverer of climate science

John Tyndall. wellcome/wikipedia, CC BY-SA It is surprising that the Irish scientist John Tyndall, born 200 years ago on August 2 1820, is not better known. This is despite the existence of the Tyndall Centre for Climate Change Research, the Tyndall National Institute and the Pic Tyndall summit on theContinue Reading

Misinformation: tech companies are removing 'harmful' coronavirus content – but who decides what that means?

Pearl PhotoPix/Shutterstock The “infodemic” of misinformation about coronavirus has made it difficult to distinguish accurate information from false and misleading advice. The major technology companies have responded to this challenge by taking the unprecedented move of working together to combat misinformation about COVID-19. Part of this initiative involves promoting contentContinue Reading

Animals are picky eaters too – we're trying to discover if parents teach them what's safe to eat

Jolanda Aalbers/Shutterstock The internet is filled with blogs and articles offering advice for parents who are trying to coax children into eating greens. Anyone with kids can relate to stories of mealtimes becoming a succession of attritional confrontations, where you cycle through ineffectual strategies before accepting the reality of theContinue Reading