The authoritative guide to ensuring science and technology make life on Earth better, not worse.

Sentinel

The Energy Department just made one plutonium pit. Making more is uncertain

By Dylan Spaulding | Nuclear Weapons

A game plan for dealing with the costly Sentinel missile and future nuclear challenges

By Stephen J. Cimbala, Lawrence J. Korb | Analysis, Nuclear Weapons

Congress will hold a hearing about the Sentinel missile’s exploding budget, but is it too little, too late?

By Chloe Shrager | Nuclear Weapons

Artist's concept shows future ICBM blasting into sky

Another reason to cancel the Sentinel missile: the rising cost of its nuclear warhead

By Stephen Young | Analysis, Nuclear Weapons