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Red knots stop to feed along the Delaware shore as they migrate from the high Arctic to South America. Gregory Breese, USFWS/Flickr

Protecting 30% of Earth’s surface for nature means thinking about connections near and far

Governments, scientists and conservation groups are working to protect 30% of Earth’s land and water for nature by 2030. Two scientists explain why scale matters for reaching that goal.
Hackers are just one part of a supply chain in a multimillion-dollar black market for stolen data. Peach_iStock via Getty Images

Darknet markets generate millions in revenue selling stolen personal data, supply chain study finds

The hacker who steals your data is just one part of an illicit supply chain featuring producers, wholesalers, distributors and consumers – a black-market industry worth millions of dollars.
Brain-computer interfaces raise many ethical questions about how and whether they should be used for certain applications. Wenjin Chen/DigitalVision Vectors via Getty Images

Brain-computer interfaces could allow soldiers to control weapons with their thoughts and turn off their fear – but the ethics of neurotechnology lags behind the science

From warfare to entertainment and VR, brain-computer interface development has extended beyond prosthetics for patients with disabilities. Missing is full ethical consideration of the consequences.
Demonstrators from the Chagos Islands protest for Britain to end its “illegal occupation”. Photo by JEAN MARC POCHE/AFP via Getty Images

Why Britain should immediately withdraw from Mauritius’ Chagos Islands

As they negotiate with Mauritius, British leaders are mostly interested in securing guarantees that America’s military interests will not be harmed by a transfer of authority to Port Louis.
As of Nov. 30, 2022, 62.5% of children and adolescents are unvaccinated against COVID-19. South_agency/E+ via Getty Images

Nurses’ attitudes toward COVID-19 vaccination for their children are highly influenced by partisanship, a new study finds

Nurses who identify as Democrats have a significantly higher likelihood of having their children vaccinated against COVID-19 than those who identify as Republicans.
Drinking is going out of fashion among young people in some parts of the world, but not others. Kzenon via Shutterstock.

As young people in rich countries drink less alcohol, elsewhere youth drinking is on the rise – podcast

Young people in high-income countries now drink much less than their counterparts 20 years ago. But the opposite is happening in developing countries. Why? Listen to The Conversation Weekly podcast.
Download this collection of articles, or read them here. The Conversation

A sampler of our most popular articles of 2022

A selection of fact-based journalism from 2022, covering topics ranging from super-earths to mosquito magnets, and from why we need to file tax returns to why we can’t just throw all our trash into volcanoes.
Partial layout of the graves discovered during the excavation at the medieval Jewish cemetery of Erfurt. Thuringian State Office for Heritage Management and Archaeology/Karin Sczech + Katharina Bielefeld

Ancient DNA from the teeth of 14th-century Ashkenazi Jews in Germany already included genetic variations common in modern Jews

A German town needed to relocate a medieval graveyard to build a parking garage. A positive side effect: Scientists got to sequence the DNA of Ashkenazi Jews who lived more than 600 years ago.

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