More companies pledge 'net-zero' emissions to fight climate change, but what does that really mean?

A growing number of countries and companies have pledged to reach net-zero emissions by 2050 or earlier. But there’s a catch – they still plan to keep emitting greenhouse gases.

Amrou Awaysheh, Assistant Professor of Operations Management and Executive Director, Business Sustainability Lab, Indiana University • conversation
today ~7 min

CO₂ shortage: why a chemical problem could mean more empty shelves

To understand the CO₂ shortage, we need to look at fertiliser production – and why it has stalled in the UK.

Mark Lorch, Professor of Science Communication and Chemistry, University of Hull • conversation
today ~6 min

CO₂ shortage: the chemistry behind the crisis

To understand the CO₂ shortage, we need to look at fertiliser production – and why it has stalled in the UK.

Mark Lorch, Professor of Science Communication and Chemistry, University of Hull • conversation
today ~6 min

Gas price spike: how UK government failures made a global crisis worse

The government can no longer delay decisions on the future of gas in Britain’s energy system.

Michael Bradshaw, Professor of Global Energy, Warwick Business School, Warwick Business School, University of Warwick • conversation
today ~8 min

Insulate Britain: blocking roads will alienate some people – but it's still likely to be effective

Climate activists don’t have to be popular to achieve their goals.

Graeme Hayes, Reader in Political Sociology, Aston University • conversation
today ~7 min

China is financing infrastructure projects around the world – many could harm nature and Indigenous communities

Through its Belt and Road Initiative, China has become the world’s largest country-to-country lender. A new study shows that more than half of its loans threaten sensitive lands or Indigenous people.

Rebecca Ray, Senior Academic Researcher in Global Development Policy, Boston University • conversation
today ~11 min

Moths use acoustic decoys to dodge bat attacks – new research

These nocturnal insects have amassed an impressive defensive arsenal against bats’ echolocation.

Thomas R Neil, Postdoctoral Research Associate, School of Biological Sciences, University of Bristol • conversation
today ~7 min

New treatments for COVID-19 may stave off the worst effects of the virus

Medications to treat COVID-19 are in no way a substitute for the vaccine. But under the right circumstances, some show great promise for helping patients.

Patrick Jackson, Assistant Professor of Infectious Diseases, University of Virginia • conversation
today ~10 min

Facebook's algorithms fueled massive foreign propaganda campaigns during the 2020 election – here's how algorithms can manipulate you

You have evolved to tap into the wisdom of the crowds. But on social media your cognitive biases can lead you astray, something organized disinformation campaigns count on.

Filippo Menczer, Luddy Distinguished Professor of Informatics and Computer Science, Indiana University • conversation
today ~10 min

How many stars are there in space?

Scientists have a good estimate on the staggering number of stars in the universe.

Brian Jackson, Associate Professor of Astronomy, Boise State University • conversation
today ~5 min

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