Dr. Bortrum

Chipmunks bring DNA down from the North; wolves from Canada bring back trees to Yellowstone

How realistic is a hydrogen economy? Fuel cell pros and cons.

The dasher is ditched in manufacture of certain ice creams

Looking into the Sun and predicting the weather in space

Paint job, not hydrogen, responsible for the demise of the Hindenburg in 1937

The fugu blowfish, a prized delicacy, doesn''t have to be poisonous - it''s all in its diet.

Josef Fischer on Barber Surgeons; Julia Fischer and Rico''s 200-word vocabulary

The female bowerbird''s preference changes on aging.

Leonardo da Vinci\'s ventures into plastics and explaining a lit up moon

Discoveries of early uses of fire and adornment tell us about our ancestors