Lithium-sulfur batteries can change the world

Manufacturers still use lithium-ion batteries almost exclusively in smartphones and other gadgets, because this technology is already proven, easy to manufacture and relatively cheap. However, it also has flaws: batteries typically lose 50-80 percent of their capacity during 4-500 charging … Read more

Self-driving cars fail mostly in twilight

According to a study based on data from more than 2,000 self-driving vehicles, such cars may be safer than human-driven ones in some conditions, while potentially more dangerous in other conditions. The researchers said that in their work, compared to … Read more