New observations of the cosmos show that the dark energy, a mysterious force that accelerates the expansion of the universe, is evolving.

In a new study, researchers found that when background music at a workplace is out of sync with what workers need to do their jobs, it can affect their energy, mood—and even performance.

The content on this page is provided for reference purposes only. This content has not been altered or updated since 31 January 2025 The EU is both a producer and an importer of energy. In 2020, most ...