The climate crisis has gone so far that it's altering the shape and spin of our planet, and changing our experience of time itself, according to a new study published in the journal Nature on ...

Moments in human history are etched into the Earth. Now researchers are piecing together evidence of our impact on the planet ...

NASA scientists have uncovered significant changes in the global water cycle over the past two decades, largely driven by ...

This has altered the food webs and nutrient and energy cycles of ecosystems across the Earth. In the UK ... waste can build up to harmful levels. Human activities such as harvesting plants ...

These are obvious signs that Earth has intelligent ... Technosignatures are often associated with human technological activities, and some of these could be visible across enormous distances ...

Human activities, such as making fertilizers and burning fossil fuels, have significantly altered the amount of fixed nitrogen in the Earth's ecosystems. In fact, some predict that by 2030 ...

Human activities are causing world temperatures ... Climate change is the long-term shift in the Earth's average temperatures and weather conditions. The world has been warming up quickly over ...

Humans track time in seconds, minutes, and hours, and these measurements are dictated by Earth's rotation on its axis and the sun's position in the sky — what's called the solar timescale.