Rift sawn lumber is cut from a log using a radial cut pattern, producing stable planks with a uniform grain appearance. Plain sawing is the fastest and cheapest method, but the boards are more likely to warp. Quarter sawing produces more stable boards with an aesthetically appealing grain pattern. Softwoods are usually just sawn, while […]
Rift Valley fever is a zoonotic disease caused by a virus that mainly affects animals but can also infect humans. It is transmitted by insect vectors and contact with infected animals or animal products. Symptoms range from mild flu-like symptoms to severe brain damage and internal bleeding. There is no cure, but supportive care can […]
Rift valleys are formed by tectonic plate movement and are larger than canyons. The Great Rift Valley in East Africa is the largest in the world. Many of the world’s largest freshwater lakes are located in rift valleys. Some rift valleys are still active and can cause continents to split apart, as was the case […]
A lunate fracture in the wrist can be caused by direct trauma or a fall, and can lead to osteonecrosis if left untreated. Treatment varies from a cast to surgery, and early diagnosis is important to prevent long-term damage. A lunate fracture occurs when a crack exists anywhere in the lunate bone, found in the […]
