NASA’s Curiosity rover has unearthed the largest organic molecules ever detected on Mars—possible fragments of fatty ...

Scientists discovered a 400-million-year-old fossil known as Prototaxites, which does not belong to any known life form ...

Fossils known as Prototaxites, which once dominated the land, have puzzled scientists since Darwin’s days. New evidence ...

Along with nitrogen and carbon, phosphorus is an essential element for life on Earth. It is a central component of molecules ...

Life has evolved over billions of years, adapting to the changing environment. Similarly, enzymes—proteins that speed up ...