Cockroaches will soon be impossible to kill with standard pesticides, as they can develop cross-resistance to poisons they’ve never encountered within a single generation, an ominous new study has found. German cockroaches – the small, quick-scurrying type whose traces can be found in 85 percent of US urban homes – are rapidly becoming impervious to pesticide chemicals, developing cross-resistance... 

NASA has joined forces with a nuclear arms agency to learn more about how to deflect, or possibly destroy with nuclear power, asteroids or comets that may collide with Earth and obliterate the planet. Comets and asteroids are the cosmic rubble left over from the birth of the solar system. Composed primarily of dirty ice, comets are often knocked loose from their home orbits beyond Pluto bringing them... 

Ecological economists such as Herman Daly write that the more full the world becomes, the higher are the social or external costs of production. Social or external costs are costs of production that are not captured in the price of the products. For example, dead zones in the Gulf of Mexico that result from chemicals used in agriculture are not included as costs in agricultural production. The price...