(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Toshi Hirabayashi, Georgia Institute of Technology (THE CONVERSATION) I was preparing ...

Typically, traders will use the middle price between an options bid and ask to think about a fair value. Problems occur using this mid price method: when markets are wide, when a bid and ask are ...

I have been studying planetary defense, particularly being part of past, ongoing, and future small body missions. I was part of the NASA/DART mission. I am currently part of the NASA/Lucy mission and ...

Is it really possible that half of all people who have ever been age 65 or older are still alive today? We explore the ...

With Russia's ongoing invasion of Ukraine and Russian President Vladimir Putin's rhetoric surrounding the possible use of nuclear weapons, the fear of a nuclear war has crept back into public ...

Opinions expressed by Entrepreneur contributors are their own. The process of business risk calculation is identifying potential threats to your business and then analyzing those probabilities to make ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights I was preparing for my early morning class back in ...