Dr Hewish is also scathing: he believes that the Oxford team is simply building a type of conventional radio antenna called a waveguide.

ECONOMIST: Physics

Pegasus has carrying Canadian crude, but it was conventional crude, not the type assailed by opponents.

FORBES: Pipeline Infrastructure: Rhetoric v. Reality

In this type of war, technology counts for less than in conventional conflict.

WSJ: The Guerrilla Myth

The system the researchers tested used a type of solar cell known as dye-sensitized solar cells, a lightweight and inexpensive type where the active layer is composed of titanium dioxide, rather than the silicon used in conventional solar cells.

FORBES: A More Efficient Solar Cell--Built By A Virus