Interesting Engineering on MSN

New catalyst solves decades-old stability issue to unlock 85% hydrogen fuel efficiency

Researchers at Washington University in St. Louis have developed a method to stabilize iron ...
The Brighterside of News on MSN

Study finds microbes used oxygen far earlier than scientists thought

Oxygen fills the air today, but for most of Earth’s early history it barely existed. Scientists say the atmosphere did not hold steady oxygen until about 2.33 billion years ago, during the Great ...