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NASA tested a rocket booster that they hope will help propel astronauts to Mars by 2023.

Dallas police say the shooter was killed by an explosive device delivered by a robot, the first time a police robot has been involved in a civilian's death.

Amazon is trading at an all-time high and is worth much more than rival Walmart. Investors continue to shop for the stock -- even though it's no bargain.

Actor Anton Yelchin died after being crushed by his own Jeep Grand Cherokee. NHTSA says his death may be linked to a confusing gear shift that is in over 800,000 cars. See why regulators think this gear shift is so dangerous.

CNN's Atika Shubert walks through the crime scene of the suicide bombing outside a German concert venue.

14-year-old Jerika Bolen, who suffers from spinal muscular atrophy and has made the decision to die, held a dance with the help of her community.

The Australian Olympic team has decided not to use Rio's Olympic Village. CNN's Shasta Darlington reports.

Lynda Kinkade receives a live update from Atika Shubert on the police investigation into the recent suicide bombing in Germany.

Outgoing DNC Chair Debbie Wasserman Schultz speaks at a Florida delegate breakfast one day after announcing she will resign as party leader amid a DNC email controversy.

CNN's Kristie Lu Stout and Sumnima Udas discuss the factors surrounding India's rape incidents.

CNN's Sumnima Udas takes an in-depth look into India's social caste system.

"Equity" is the first movie about the women of Wall Street since the 1988 hit "Working Girl."

The Verizon deal is expected to be finalized early next year but what will it mean for Yahoo CEO Marissa Mayer? CNNMoney's Samuel Burke breaks it down.

Michael Smerconish admits that he agrees with some of the ideas in Donald Trump's GOP Convention speech, but still can't get past the flaws of the man espousing them.

The 'Inside Politics' panel reviews the GOP Presidential nominee's sobering speech at the RNC Thursday, analyzing Trump's approach to terrorism abroad.

Hillary for America campaign manager Robby Mook joins Jake Tapper to discuss Hillary Clinton's VP pick Tim Kaine and some of his past positions.

Donald Trump Jr. talks with CNN's Jake Tapper about allegations that Russia executed the DNC hack to help his father.

Former Bernie Sanders campaign manager Jeff Weaver sits down with Jake Tapper on "State of the Union" to discuss the news that Debbie Wasserman Schultz will not preside daily over the DNC

"This election is the Gettysburg of the culture wars. It's the seminal battle," veteran journalist Carl Bernstein says. And the battle is over "Trumpism."

103-year-old Iowan woman is excited to cast her vote for Hillary Clinton and witness the first woman president in her lifetime. CNN's Gary Tuchman reports.