One of the more controversial topics involving Nikola Tesla is what became of many of his technical and scientific papers after he died in 1943. Just before his death at the height of World War II, he ...

In areas under siege, the growing of fruits and vegetables and the keeping of livestock have always provided a lifeline for desperate urban populations. Lessons from siege warfare in modern times ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Jackie Reeve, Kaitlyn Wells ...