Gas geoeconomics is an essential prerequisite for victory over Russia in Ukraine and US credibility in Asia—and should be one of Washington’s top national security priorities, the authors write.

In this paper, the authors seek to quantify the potential energy security consequences of a significant disruption of gas supplies from Russia to Europe, and objectively assess strengths, weaknesses, and consequences of potential response strategies.

What strategy should the U.S. pursue in confronting ISIL and addressing the broader challenges of Iraq, Syria, Iran, Yemen, stability in the Persian Gulf, and the ever-present Israeli-Palestinian dispute? Leadership and engagement play a part, of course, but they must be subservient to a U.S. strategy whose objective is to protect and, if possible, advance our core interests in the region.

As we look to the future of space travel, we should heed the lessons we are learning on the International Space Station, be realistic about space exploration beyond Earth orbit, build on the foundation of the station and our partnerships, and do human exploration from the onset together.

Former head of NASA Johnson Space Center George W.S. Abbey explains why the space shuttle program was, and still is, vital to the maintenance of the International Space Station.