A three-toed footprint appeared in the rock, slightly longer than my hiking boot. The outlines weren’t crisp, but the impression was deep enough to collect sand grains and pebbles. This impression is ...

The Iran war and its costly energy crunch could boosting support for homegrown renewables over imported fossil fuels.

Linking carbon markets with California and Quebec is a long-sought way to inject stability and predictability into these uncertain times, state officials say.

Readers sent more than 300 questions on data centers. Here we examine the environmental impact of projects under construction ...

Fossils reveal a small ancient reptile related to crocodiles, Sonselasuchus cedrus, that may have switched from four legs to two as it grew.

A new analysis of a large shinbone unearthed in a remote spot in northwestern New Mexico in the 1970s shows it belongs to a ...

Donald Trump’s energy secretary warned two years ago that conflict with Iran would “significantly escalate global oil prices”, The Telegraph can reveal.

Scientists have uncovered new clues about some of Earth’s earliest fish, shedding light on the ancient origins of vertebrates ...

While famous Washington attractions get overrun with visitors, Ginkgo Petrified Forest State Park maintains a sense of space and tranquility. You can explore without fighting crowds, take your time ...

As Brent crude approaches $100 a barrel, clean energy advocates say the Hormuz crisis is the latest proof that fossil fuel dependence leaves consumers at the mercy of distant wars.

Environmentalists say the war in Iran’s effects on oil and gas prices are an argument to get off fossil fuels. But the reality is likely to be messier.