It is extremely difficult to tell the difference between a salmon and sea trout. I know real expeerts who get confused. Generally the sea trout is similar but its mouth is considerably longer ...

When Hans Hartman, a civil engineer, attempted to film the ocean depths in 1917, he pioneered what would become the first deep-sea ROV, or remotely operated vehicle. During an era of silent movies ...

There’s a reason 700K+ energy professionals have subscribed.