African Countries Made Huge Gains in Life Expectancy. Now That Could Be Erased.

Astronomers Could Detect Life On Saturn's Moon Enceladus -- Without Even Probing It Directly

Two potentially habitable exoplanets found orbiting a star 100 light-years away. One world, TOI-700 e, is 95% the size of Earth, likely rocky in composition, and could potentially support life, the researchers say.

Astrophysicist Reveals Planet That Could End Life on Earth