The king behind Machu Picchu built his legacy in stone

Popular Science’s brand-new series, The Home builders, takes you behind the building and construction tape to expose the people accountable for history’s biggest architectural works. Glimpse at an Incan... Read more »

Scientists Investigate New Materials for Li-Ion Batteries of Miniature Sensors

Scientist of Peter the Great St. Petersburg Polytechnic University (SPbPU) are establishing new materials for solid-state thin-film Li-ion batteries for micro and nanodevices. The very first phase of the... Read more »