American inventor Frederick E. Blaisdell patented the pencil on this day in 1895. Did you know that: • E.D. Barbour of Boston was awarded a patent for the first ‘calculator’ on this day in 1872• New York World published the […]
Paleoanthropologist Mary Leakey discovered the partial skull of a new species of early human ancestor, Zinjanthropus boisei or ‘Zinj’ (now called Paranthropus boisei), on this day in 1959 from Africa almost 2 million years ago. Did you know that:• Matthew […]