The Brain’s Secrets May Be Hidden in Its Folds And Wrinkles. How Are They Made?

The human brain has been called the most complex object in the known universe. And with good reason: It has around 86 billion neurons and several hundred thousand miles of axon fibers connecting them.   Unsurprisingly, the process of brain folding that results in the brain’s characteristic bumps and grooves is also highly complex. Despite … Read more

DNA in Air Can Catalog Hidden Insects All Around Us

A decade ago, biologists and natural historians around the world launched ambitious goals to create inventories of our planet’s biodiversity. After all, they said, you can’t save what you don’t know exists. Even some high estimates suggest that only a quarter of Earth’s species have been described by science, raising concerns about the big picture amidst rising … Read more

Smartphone app can detect hidden camera lenses from reflections

Time-of-flight sensors built into some smartphones can be used to detect the telltale reflections from hidden camera lenses Technology 3 December 2021 By Matthew Sparkes A smartphone with a triple camera system SeongJoon Cho/Bloomberg via Getty Images Surveillance cameras can keep us safe or invade our privacy, and improvements in miniaturisation mean they can now … Read more

‘Twilight Zone’ Sleep Hack Really Can Spark Creative Thinking, Scientists Say

A sleep technique described by surrealist artist Salvador Dalí and famous inventor Thomas Edison might actually work to inspire creativity, researchers have found. To get the creativity boost, you essentially need to wake up just as a certain sleep stage sets in, where reality seems to blend into fantasy.   To use the technique, visionaries … 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