All around us are elements forged in stars, from the nickel and copper in coins to the gold and silver in jewelry. Scientists ...

If you transport yourself back to freshman chemistry, you will recall — perhaps with horror — the periodic table. The table, ...

Spectral analysis of sunlight reveals the presence of numerous elements, including hydrogen, sodium, iron, and calcium. Hydrogen and helium constitute approximately 98% of the Sun's mass. Heavier ...