A project centered around the development of a subsea wave energy converter has taken another step forward after its two major constituent parts were joined together at a facility in Scotland. According to a statement from AWS Ocean Energy on Wednesday, the assembly, which it described as "a critical milestone", took place last week.

An Israeli submarine openly crossed the Suez Canal last week, in a show of force against Iran, the Kan public broadcaster reported Monday night. The move was approved by Egypt, according to the report, which cited Arab intelligence sources. The submarine reportedly surfaced and faced the Persian Gulf, which lies on the other side of Saudi Arabia.

A series of aggressive actions by orca whales along the coast of Spain and Portugal has left scientists baffled. Many sailors have sent distress calls after orcas have left their boats seriously damaged and crew members injured in the past two months, as detailed by The Observer.

Recycling was one of those great ideas of the 1970s, right? One of the first great movements to save the earth from resource depletion and the land and sea from human refuse? Who could even imagine, now, a modern nation without recycling bins, recycling plants, and yoghurt containers made with recycled materials?