Posts by Dr. Allen F. Bortrum

Hydrogen nucleus has spin - that\'s good for MRI exams.

Bortrum''s lost a rib and part of a kidney

A look at the kidney and the consequences of medical imaging of it

History and chemistry of the match

Water problems range from pinhole leaks in copper plumbing to perchlorate contamination of the Colorado River

Thomas Midgley''s inventions for better and worse; Clair Patterson''s crusade against lead

Russian bees come to the rescue; lawbreaking workers lay eggs

Ceramics replacing steel in armor; science of high-energy impacts

Single cells Two billion years of evolution lead to cells that compose plants and animals

Moonlight navigators, deer repellants, gynogens and a lucky bug