Lung cancer: Cheap blood test detects tumours at an early and treatable stage

Lung cancer screening has always been expensive, but a simple blood test that detects lipids associated with tumours may offer a cheaper alternative Health 2 February 2022 By Alice Klein Blood samples can now be used to search for early signs of lung cancer Medicimage/Alamy A blood test that can detect lung cancer before people … Read more

This Cheap, Effective, Patent-Free COVID Vaccine Could Be a Global Game-Changer

The world now has a new COVID-19 vaccine in its arsenal, and at a fraction of the cost per dose. Two years into the COVID-19 pandemic, the world has seen over 314 million infections and over 5.5 million deaths worldwide. Approximately 60 percent of the world population has received at least one dose of a … Read more

Three doses of a cheap, common antibiotic batter—but don’t beat—yaws, a tropical skin disease | Science

One year ago, the World Health Organization (WHO) declared yaws—a little-known, painful, and disfiguring tropical disease—a target for global eradication by 2030. Today, results from a clinical trial involving 56,000 people have shown just how challenging it will be to achieve that goal. The trial’s ambitious regimen—giving an entire population three doses of the inexpensive … Read more

Cheap and rugged optical fibers are revealing Earth’s hidden motions | Science

A version of this story appeared in Science, Vol 374, Issue 6573. In August, as Iceland’s long summer days began to wane, Sölvi Thrastarson made his 10th visit to a volcano so young it lacks a name. Since it began to erupt in March on a peninsula a short drive south of Reykjavík, the volcano … Read more