Janthina. Illustration: Michael Viney

The ultimate ripples of the summer’s long calms have been making gentle deliveries from the pleuston, the world of small, aquatic organisms living on (...)

‘Normal talking to a person while keeping the recommended social distance will be fine. Putting on a mask will be even better.’ Photograph: iStock

Coughs or sneezes may not be the only way people transmit infectious pathogens like the novel coronavirus to one another. Talking can also launch thou(...)

 Indian farmers harvesting  wheat. As much as one third of the world’s population could  be exposed to Sahara Desert-like heat within half a century. Photograph:  EPA/Sanjay Baid

More than three billion people will be living in places with “near unlivable” temperatures by 2070, according to a major study of global heating trend(...)

Bats are considered the probable source of the coronavirus outbreak spreading from China. Photograph: Kim Raff/The New York Times

The world has to face up to the reality that the current coronavirus epidemic is not a once-off. What’s more, scientists who study these viruses have(...)

Seeing the glass as half full may mean a longer life. Photograph: iStock

Seeing the glass as half full may mean a longer life, according to research suggesting optimists not only live longer in general, but have a better ch(...)

 Chernobyl. The aftermath of the (much smaller) nuclear accident that occurred this month in  Russia’s Arkhangelsk region carries unsettling echoes of the Chernobyl cover up of 30 years ago. Photograph:  Yuri Kazakov/Reuters

In an early scene in Chernobyl, the HBO drama written by Craig Mazin, the local party apparatchiks have gathered in an underground bunker at 4am to di(...)

We could be so much more advanced in Stem research if we could overcome the archaic patriarchal legacies dominating so many fields of expertise. Photograph: Getty Images

Oxford linguistic philosopher J L Austin was invited to give a guest lecture at Columbia University in New York 25 years ago. Known for his expertise (...)

Agóid chun aird a tharraingt ar an tubaiste aeráide atá ag bagairt orainn ar fad. James Forde/The Irish Times

Foclóir: Tionól - assembly, téamh domhanda - global warming, aeráid - climate, coiste - committee, cianta - length of time, fianaise - evidence, filío(...)

Phillips’s simulation of a developing unstable wave in the atmosphere. While  at the Institute for Advanced Study in Princeton he made the first computer simulation of the global climate

Today we benefit greatly from accurate weather forecasts. These are the outcome of a long struggle to advance the science of meteorology. One of the m(...)

 We are fortunate to be meat-eaters because meat drove the evolution of our large brains and complex bodies. Photograph: Bryan O’Brien/The Irish Times

The Lancet medical journal published a comprehensive report last month on human diet and global food systems. Our food production systems are causing (...)

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