For over a century, the Cambrian arthropod Helmetia expansa remained a mystery. Discovered by paleontologist Charles Doolittle Walcott in 1918, it was initially classified as a crustacean. Despite frequent mentions in research ...
Lacquers, paint, concrete—and even ketchup or orange juice: Suspensions are widespread in industry and everyday life. By a suspension, materials scientists mean a liquid in which tiny, insoluble solid particles are evenly ...
For centuries, humans have made use of glass in their art, tools, and technology. Despite the ubiquity of this material, however, many of its microscopic properties are not well understood, and it continues to defy conventional ...
For many years, physics studies focused on two main types of magnetism, namely ferromagnetism and antiferromagnetism. The first type entails the alignment of electron spins in the same direction, while the latter entails ...
Though wildly different in so many ways, Earth and Saturn's moon Titan have something important in common. Among all the objects in the solar system, they're the only two with liquids on their surfaces. There are parallels ...
Directive 2010/63/EU laid down restrictions on animal testing for the testing of cosmetics and their ingredients throughout the EU. Therefore, there is an intense search for alternatives to test the absorption and toxicity ...
An AI-driven analysis of widely used textbooks found that only 1% of sentences contained any mention of Asians or Asian Americans—and most of the references were related to war and foreign affairs rather than contributions ...
A recent study, published in the International Journal of Paleopathology, examined the skeletal remains of a child who lived in mid-19th-century France. The study revealed that the child had suffered from rickets and scurvy ...
In the 1970s, NASA's Voyager probes passed through Jupiter's system and snapped pictures of its largest moons, also known as the Galilean moons. These pictures and the data they gathered offered the first hints that a global ...
Buzz pollination—a process in which bees extract pollen by vibrating flowers—occurs in more than 20,000 plant species. Among the most specialized examples are the wildflowers of the Pedicularis genus (Orobanchaceae), ...
