From the May 31, 1930, issue
By Science News
A PHARAOH’S TOMB
The picture on the cover of this week’s SCIENCE NEWS-LETTER shows how an archaeologist masters the “human fly” trick when he must measure the stones that form the sloping walls of a pharaoh’s tomb. The scene is the famous pyramid at Meydum, Egypt, supposedly built by King Snefru. The Museum of the University of Pennsylvania is probing the pyramid’s secrets.
X-RAYS REVEAL ARRANGEMENT OF ATOMS
Because X-rays do not bend when they hit a solid object, but either pass straight through or stop dead, they have become one of the most important of the tools of modern physics, laying bare the secrets of crystals and showing how atoms are arranged in molecules.