Ship emissions and lightning With engines that are often three stories tall and burn viscous fuel oil, ships traveling into and out of ports emit copious quantities of soot and sulfur particles. The ...

Dog barking also brings groups together – but it’s not a beautiful sound. It is a much more urgent noise, just like the sounds you make when you are hurt or very pleased. Many smaller animals, like ...

Even in places where heat is recognized as a dangerous health threat, people can be caught off guard as the thermometer creeps higher, on average, each year. In some cases, dangerous heat can arise ...

If you want to know which way to spin your globe, make the goofy “thumbs-up” sign with your right hand. Imagine your thumb is the Earth’s rotation axis, pointing to the North Pole. Your fingers will ...

When I first landed an internship as an archives technician at the Mary McLeod Bethune Council House-National Historic Site – the D.C. home of the woman who founded Bethune-Cookman University – I didn ...

The lame-duck period in the U.S. is longer than in other Western democracies, which tend to make the transition over a period of just days. For instance, when the U.K. Labour Party won parliamentary ...

There are references to our founders, our nation and the future we face. In 1957, Dwight Eisenhower spoke of the purposes “to which we, as a people, are pledged,” and Benjamin Harrison called his 1889 ...

In one study, he traced the motion of a carnation leaf every few hours over the course of three days, revealing an irregular looping, jagged path. The swoops of cucumber tendrils and the zags of ...

They designed checks and balances to guard against the accumulation of power they had found when studying ancient Greece and Rome. But there were others in North America who had also seen the dangers ...

Globally, people add 350 million tons to this total every day. What’s worse, much of the world’s garbage is mismanaged – dumped on land, in waterways and in open dumps in cities and towns. This ...