Scientists may have underestimated the effect of cosmic rays on humans as they leave Earth’s atmosphere and are exposed to the deadly radiation.

Imagine Fremont Street free of profane language. Or a downtown Las Vegas landscape where cattle, horses, burros, sheep and goats run free.

A group of college professors is rallying in support of consumers’ right to sue. Some 423 law school, university and college professors are sending a letter to two senators, encouraging them to support a rule the Consumer Financial Protection Bureau has passed.

NASA is dead-set on sending astronauts to Mars within the next 15 to 20 years. China has said it hopes to send people there between 2020 and 2030, and even Russia is floating plans to put boots on the red planet.

The first ad in MGM Resorts International’s massive new “Welcome to the Show” campaign featured cinema-like video of the company’s properties and attractions interspersed with written text such as “Mankind was not born to be bored” and “We invented MGM to entertain the human race.”

Steve Hill won’t be the last official to leave Nevada Gov. Brian Sandoval’s administration in coming months, local analysts say. Hill, executive director of the Governor’s Office of Economic Development, confirmed Thursday that he is a candidate for a leading role at the Las Vegas Convention and Visitors Authority. The confirmation followed Republican Assembly Leader Paul Anderson’s Wednesday announcement that he is resigning his seat, which he confirmed is to succeed Hill at the economic development office.

Las Vegas-based data-center company Switch Ltd. is angling to go public. The company filed documents with the Securities and Exchange Commission on Sept. 8 for an initial public offering under the name Switch Inc.

Navigating through airports can already be a lengthy process, but there's one code you'll want to keep an eye out for. If you see the letters SSSS printed on your boarding pass, getting through the airport could become a much lengthier process.