A ring-shaped molecule may possess a cavity because of its three-dimensional structure. This cavity can accommodate a guest molecule if its size (configuration) is adequate for the cavity, while it ...

The world's major oil fields have been in production decline for decades 1,2,3,4,5. The use of heavy oil, shale oil and oil sands is ramping up, but at an insufficient rate to compensate for the ...

An organic catalyst offers chemists precise control over a vital step in activating hydrocarbons. An organic catalyst offers chemists precise control over a vital step in activating hydrocarbons.

Presence of long-chain alkanes in rock raises new questions about possible existence of life billions of years ago Nasa’s Curiosity rover has found the largest organic compounds ever seen on Mars, ...