Astronomers are closing in on one of the most tantalizing possibilities in planetary science, evidence that a previously unknown world may be lurking in the outer reaches of the solar system. The ...

For the first time since 2008, two new planets are being added to one of northern Maine's most famous — and scientifically accurate — roadside attractions. Dwarf planets Haumea and Makemake are the ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

THE global demand for energy has grown significantly over the past century due to population growth, industrial development and rapid urbanisation. Traditionally, most of the world’s energy has been ...

If handled wisely, natural sources such as wind and solar energy have great potential to be both clean and affordable.

Solar energy is no longer just a clean alternative; it’s becoming a cornerstone of the global energy system. In 2026, high efficiency solar panels are leading this transformation, delivering more ...

According to a 2024 report from McKinsey & Company: "While significant progress has been made in the nine years since the landmark Paris Agreement, the global energy transition is entering a new phase ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...