Where were Herod the Great's royal alabaster bathtubs quarried?

From the Middle Bronze Age, Egypt played a crucial role in the appearance of calcite-alabaster artifacts in Israel, and the development of the local gypsum-alabaster industry. The absence of ancient calcite-alabaster quarries ...

Investigating glowing glass droplets on the ISS

Researchers will soon be studying materials samples on the ISS. The materials in question are super-hard and corrosion-resistant alloys of palladium, nickel, copper and phosphorus—also known as metallic glasses. A high-tech ...

How deep-sea worms help keep natural gases on ice

It is well known that natural gas hydrates, crystalline lattices of hydrogen-bonded water molecules that encapsulate small hydrocarbon molecules, on the ocean floors constitute both a potential accelerator of climate change ...

All is quiet among newly studied Centaurs

Often, the squeaky wheel, or at least the shiniest object, seems to get all the attention. In a new study led by PSI Research Scientist Eva Lilly, it is the inactive Centaurs that take center stage and illuminate why other ...

page 1 from 19