Does your workplace really need to be prepared for the possibility of a tornado? The answer is “Yes.” Tornadoes can occur anywhere and at any time, OSHA states, adding that an average of 800 tornadoes are reported across the nation every year. So, what can employers do to help keep employees safe in the event of a tornado?

The books, TV, games and more that New Scientist staff have enjoyed this week

Researchers say tornadoes in Harvey, Sheffield areas on Friday evening were record-breaking for the province.

Cappucci, Matthew, author

From Texas and Colorado through the Midwest, South and East Coast, tornadoes are tearing through the U.S.

Louis Michaud's atmospheric vortex engine or AVE could power the world, if only the world would listen.

The U.S. has more tornadoes than anywhere else on Earth, but their sudden twists and turns still make them mysterious and mesmerizing.

Do new societal needs increase charitable giving or simply reallocate a fixed supply of donations? We study this question using IRS datasets and the natural experiment of deadly tornadoes. Among ZIP Codes located more than 20 miles away from a tornado's path, donations by households increase by over $1 million per tornado fatality. We find no negative effects on charities located in these ZIP Codes, with a bootstrapped confidence interval that rejects substitution rates above 16 percent. The results imply that giving to one cause need not come at the expense of another.

A string of severe storms and tornadoes will pummel Louisiana through the Tennessee Valley on Sunday, affecting some 4.5million people.