Giorgia Guglielmi is a freelance writer and editor specializing in the life sciences, biomedicine, science policy, and the intersections of science and society.
BMI Sidelined in New Obesity Definition That Favors Health Evaluation
Instead of using the controversial body mass index, or BMI, to assess weight, an international group of scientists proposes an approach that looks at how excess body fat affects health
Almost Half of Cancer Deaths Are Preventable
Data show that smoking, drinking alcohol and having a high body mass index are the biggest contributors to cancer worldwide
Cheap New Method Breaks Down ‘Forever Chemicals’
A new technique destroys persistent PFAS without requiring high pressures and temperatures
Climate Change Is Turning More of Central Asia into Desert
The rapid expansion will have significant impacts on ecosystems and the people and animals who rely on them
The Data on Coronavirus and Public Holidays
With the festive season ahead, Nature examines what is known about the risks of COVID spread and how researchers will spend their time off
Fast Coronavirus Tests: What They Can and Can’t Do
Rapid antigen tests are designed to tell in a few minutes whether someone is infectious. Will they be game changers?
Protecting Monarch Butterflies Could Mean Moving Hundreds of Trees
Researchers are trying to shift Mexico’s oyamel firs to higher elevations to help them weather warming temperatures
Hurricanes Slow Their Roll around the World
Storms' slowdown means more rain, and potentially more damage, for populated areas
The March for Science is Back--Here's What to Expect
Researchers in the U.S., India and Mexico are protesting in advance of major elections
Huge Trove of Unknown Viruses Found in Fish, Frogs and Reptiles
Researchers often focus on pathogens that infect mammals and birds
Trump Budget Gives Last-Minute Reprieve to Science Funding
Funding for the National Science Foundation and National Institutes of Health would hold steady after Congress agrees to lift spending caps, but details are fuzzy
How Brittlestars "See" without Eyes
The starfish relatives use light-sensitive cells throughout their bodies to sense their surroundings