Astrobiologists say we could find evidence of microbial life within the next 10–20 years. What does that mean? Where are we ...

The Canadian Institute for Health Information says pneumonia hospitalizations rose by almost one-third across Canada last year.

Life on Earth may not have started here at all. A scientist says alien intervention is unlikely but still possible, reshaping the debate on our true origins.

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

The odds are that life is out there – but rather than little green men, it may look more like hydrothermal vent tubeworms ...

Former U.S. President Barack Obama has clarified comments he made about alien life on a podcast over the weekend ...

A new paper suggests that BARSOOM may have been alive on the planet, and was killed in the Viking experiments.

Life may have started in sticky, rock-hugging gels rather than inside cells. Researchers suggest these primitive, biofilm-like materials could trap and concentrate molecules, giving early chemistry a ...

In the middle of Turkmenistan’s Karakum Desert lies something that looks straight out of a nightmare. The Door to Hell which ...

The afternoon of 7 August 1996 isn’t a time that sticks in many people’s minds. But if things had worked out differently, it might have been etched into our collective memory. At 1.15pm, US President ...