Hydrocarbons, which are an essential component of crude oil and natural gas, form under pressure and high temperatures in the deep ocean floor. In the Guaymas Basin in the Gulf of California, ...

Can you remember the first car or motorbike you owned? The irresistible look and feel of its solid steel construction, and your proud feeling during the first drive through your brightly lit city.

A Dec. 4 Instagram post (direct link, archive link) shows an image of Earth from space. Earth's atmosphere is labeled "pressurized gas," while outer space is labeled "infinite vacuum." A third label ...

Invasive species such as cats, emerald ash borers, pigs, fire ants and hemlock woolly adelgids are causing changes to ...