Human hairs sprout from follicles, which contain stem cells that are sensitive to dietary changes (artificially coloured).Credit: Dr Keith Wheeler/SPL A popular weight-loss regimen stunts hair growth, data collected from mice and humans suggest1. The study’s findings show that intermittent fasting, which involves short bouts of food deprivation, triggers a stress response that can inhibit […]
These authors contributed equally: Brooke A. Williams, Hawthorne L. Beyer Institute for Capacity Exchange in Environmental Decisions, Canberra, Australian Capital Territory, Australia Brooke A. Williams, Hawthorne L. Beyer, Robin L. Chazdon, Marina Schmoeller, Anazélia M. Tedesco, Diego Bastos & Renato Crouzeilles School of Biology and Environmental Science, Queensland University of Technology, Brisbane, Queensland, Australia Brooke A. Williams & Jonathan R. Rhodes School of the […]
RESEARCH BRIEFINGS 29 November 2024 To restore tropical forests at scale requires cost-effective methods. An estimated 215 million hectares — an area larger than that of Mexico — have potential for natural forest regeneration, which could lead to an estimated above-ground sequestration of 23.4 gigatonnes of carbon over 30 years.
Credit: Pixabay/CC0 Public Domain The 2012 London Olympics Games serve as a cautionary tale for local communities in host cities—a new study warns. The study by the University of Portsmouth analyzed 20 years of data, from 2001 to 2022. It looked at the long-term legacy of the 2012 London Olympics, particularly the impact on urban […]
Three people with severely impaired vision who received stem-cell transplants have experienced substantial improvements in their sight that have persisted for more than a year. A fourth person with severely impaired vision also experienced gains in their sight, but they did not last. The four are the first to receive transplants made from reprogrammed stem […]
