by Xiaoxiao Yaoedited by Natalie Hudson-Smith Human beings have been trying to figure out the elementary composition of the universe since the era of ancient Greece. Democritus, an ancient Greek philosopher, created atomic theory. In …
x-rays
X-ray Photoelectron Spectroscopy
by Katrina Carlin The phrase, “only 90’s kids will remember” is thrown around a lot these days but it is safe to say most people born in the 80’s and onward have seen those big …
The Atomic Difference Between Diamonds and Graphite
by Cathy Murphy Everything is made of atoms. Usually these atoms are strongly connected to one another, in an amazing variety of configurations. But atoms are so tiny, how can we possibly understand the structure …
Spying on chameleon nanoparticles inside living cells
by Galya Orr If you are exposed to nanoparticles, you might think they would move around inside your body unchanged. However, it would be more accurate to think of them as tiny chameleons, constantly changing …