The inventor of the index fund died this week. His creation lowered the cost of investing for millions of people.
Managing nitrogen polution is challenging - and not just farmers' responsibility.
Assume your personal data has already been stolen. Now take these steps.
Humans aren't well adapted to the cold - for wildlife, it's another story.
Not all fats have adverse effects on health - and some may reduce health risks
Many plastics can by recycled - but the plastic recycling infrastructure is flawed.
Debit cards may be more efficient, but do little about the problems caused by loan obligations.
Can earmarks, or "pork-barrel spending," solve the crisis in passing spending bills in Congress?
3D-printed firearms may pose a threat to the people who try to make and use them.
These seven charts show how the world has become a much better place compared to just a few decades ago.