Listen: Over the last decade, the world of space exploration and innovation has exploded. On this episode of Next Giant Leap, season 2 hosts Mike Greenley, CEO of MDA Space, and Mike Massimino, Columbia Engineering professor and former NASA astronaut, take a look at the new space race with former Congresswoman Jane Harman and China expert Dean Cheng. They discuss the role of space in national security, the potential for space-based conflict, and the role of private space companies in this new era.

Next Giant Leap, hosted by MDA Space CEO Mike Greenley and former NASA astronaut Mike Massimino, is a podcast series that explores how business and innovation are transforming space—and life on Earth. From national security to military technology to medical discoveries, the two Mikes talk to leading experts about the risks, opportunities, and big questions of the new Space Age.

More For You

A woman prepares to throw trash on a street in downtown Havana, Cuba, February 16, 2026.
REUTERS/Norlys Perez

The lights are going out in Cuba. There are no planes landing at Havana’s international airport; the jet fuel's gone. Buses have stopped running across most of the capital.

Chris, an Army veteran, started his Walmart journey over 25 years ago as an hourly associate. Today, he manages a Distribution Center and serves as a mentor, helping others navigate their own paths to success. At Walmart, associates have the opportunity to take advantage of the pathways, perks, and pay that come with the job — with or without a college degree. In fact, more than 75% of Walmart management started as hourly associates. Learn more about how over 130,000 associates were promoted into roles of greater responsibility and higher pay in FY25.

Last week, at the Munich Security Conference, a group of global technology providers, including Microsoft, announced the Trusted Tech Alliance — committed to shared, verifiable principles for trusted, transparent, and resilient technology across borders. At a moment of economic volatility and zero-sum technological competition, countries and customers are demanding greater accountability from technology providers. The Alliance addresses this by bringing together companies from across Africa, Asia, Europe, and North America around shared commitments: transparent governance, secure development practices, supply chain oversight, open digital ecosystem, and respect for the rule of law — ensuring the benefits of emerging technologies strengthen public trust while driving job creation and economic growth. Explore the Trusted Tech Alliance here.