Engineering nuclear nonproliferation

University of Virginia engineering professor Houston Wood's career is a testament to the essential role that engineers can play, not only in preserving a free and open society, but also in making the world a safer place.

Inspecting letters with terahertz waves

Is it a harmless parcel or a bomb, an innocent letter or a drug shipment? A new terahertz scanner is capable of detecting illicit drugs and explosives sent by post without having to open suspicious packages or envelopes.

Study cites 'dangerous weak link' in nuke security

The number of countries possessing the makings of a nuclear bomb has dropped by almost one-quarter over the past two years, but there remain "dangerous weak links" in nuclear materials security that could be exploited by ...

Debunking myths on nuclear power

It is the received wisdom that nuclear weapons and nuclear power are inseparable. Consequently, any country that builds a civilian nuclear power station is able to build an atomic bomb within a couple of years.

Trove of data from Russian 'dash-cam' meteorite

The asteroid impact that burst over Chelyabinsk, Russia, on the morning of February 15 has provided a huge collection of new data that scientists have been analysing since. This week, three papers, two in Nature and one in ...

Navy divers recover US bombs from Barrier Reef

A joint Australian-US Navy dive team recovered bombs dropped by American forces on the Great Barrier Reef during a training exercise in a delicate deep-sea operation, officials said Sunday.

page 8 from 15