A volunteer donates blood during the World Blood Donor Day, in Prayagraj, Uttar Pradesh. (PTI Photo) Can blood be created in a laboratory for transfusion? The answer may eventually be yes, but not yet.In November 2022, scientists in the United Kingdom carried out the world’s first transfusion of lab-grown blood as part of a clinical…

Train movement produces vibrations along railway tracks, much of which is normally lost to the surrounding environment. Researchers have developed a system that captures some of this wasted energy from heavy-duty freight railway tracks and converts it into electricity. The study, published in ‘Applied Energy‘, describes a vibration energy harvesting system that uses the irregular…

From portraying the ocean superhero Aquaman to advocating for marine conservation, Jason Momoa has made ocean protection a central part of his public work. The actor and United Nations Environment Programme (UNEP) Advocate for Life Below Water has warned about the growing threats facing coral reefs, which support marine biodiversity, coastal communities and cultural traditions….