U.S. political conventions, genetically modified insects, hurricane season predictions, and a mystery in a safe are our topics this Friday on CNN 10.

Today's show starts with a down-the-middle explanation of a mail-in voting controversy. Other topics include a heat wave in California and coronavirus science.

Today's subjects: possible coronavirus immunity, the origins of penguins, college tuition reductions, and the challenges facing orchestras in the Covid-19 era.

We're going globetrotting today on CNN 10, visiting Oceania, Asia and the Middle East. Also featured: the potential role of light in killing coronavirus.

CNN 10 kicks off its fall season with reports on U.S. political conventions, a debate involving education and coronavirus, and a chair-able license photo.

Mauritius declares an environmental emergency, we explain the Electoral College, and we feature stories concerning a dinosaur discovery and space tourism.

Today's topics include an upcoming presidential election, some postponed kickoff dates, the early appearance of Halloween candy and a haptic orchestra baton.

Today's topics include coronavirus cases in children, a potential U.S. ban on TikTok, and the possibility that Amazon could soon be part of many shopping malls.

With most students in Bolivia without access to online learning, the country has canceled school for the year. We also take a look back at a World War II code breaking effort and speak with a woman who was a part of the secret mission.

As the pandemic shifts the way people work...are people still flocking to the cities? And with more and more Major League Baseball games being postponed, what's the outlook for the World Series?