Simplified nanoparticles “educate” the immune system to find and destroy disease-causing cells
Johns Hopkins Medicine scientists say they have developed a simplified version of biodegradable nanoparticles that can “educate” the…
Promising breakthrough creates plastics that self-deconstruct on cue: Study
Plastic pollution is an evolving global environmental crisis. More than 90% of all plastics manufactured end up…
The “392-Year-Old Shark” Story Is Everywhere Online, But Researchers Say Its Age Isn’t What You Think
A viral image circulating on social media claims to show a 392-year-old Greenland shark discovered in the Arctic…
Adult Neurons Retain a Molecular Record of Their Birth
Summary: The adult brain carries a “molecular record” of its own creation. Researchers have mapped the first high-resolution…
Reaching net zero by 2050 ‘cheaper for UK than one fossil fuel crisis’ | Climate crisis
Achieving the UK’s net zero target by 2050 will cost less than a single oil shock and bring…
A NASA spacecraft is expected to make an uncontrolled plunge back to Earth. Here are the risks
A massive space probe could plummet into Earth’s atmosphere as soon as Tuesday evening — years earlier than…
“When an elephant calf is cut off from its herd, the lions charge towards it.” 10 animal behaviours filmed for the first time
The natural world is full of astonishing spectacles and behaviours – and while we have already unravelled many…
Oval orbit casts new light on black hole – neutron star mergers
image: Artist’s impression of an eccentric neutron star–black hole binary. The neutron star’s path is shown in blue…
Lessons from Japan’s 2011 earthquake and tsunami
In April 2012, a Harley-Davidson motorcycle was found on Graham Island in the Haida Gwaii archipelago off the…
The ‘invisible giant’ at the heart of our galaxy photo of the day for March 11, 2026
A cluster of stars and gas surrounding the Milky Way’s supermassive black hole, known as Sagittarius A* or…
For decades there were rumors of ghost elephants in Angola. This man found them
EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing…
Researchers capture thermal fluctuations in polymer segments for the first time
image: Using atomic force microscopy, the researchers measured nanometric changes in height along different segments of a single…