President-elect Donald Trump may throw TikTok a lifeline – after the popular video-sharing app reportedly vowed to go dark when the national ban goes into effect Sunday. Trump, whose ...

Our current cosmological model—known as lambda cold dark matter, or ΛCDM—relies on hypothesized dark energy to explain the accelerating expansion of the universe. However, one competing ...

The Vera C. Rubin Observatory may shine a lot of light on dark comets when it comes online this year. 2025 could be a record-breaking year in terms of discovering new dark comets. In 2017 ...