Amelia Anne was born weighing only less than a pound at West Penn Hospital. Today, she weighs more than 7 pounds.

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Pope Francis is steadily recovering in hospital, needing to relearn speaking after high-flow oxygen therapy. Despite ...

Pope Francis is slowly regaining his strength in hospital but must "relearn to speak" after prolonged use of high-flow oxygen ...

ROME (AP) — Pope Francis is recovering well from pneumonia and that a “new stage” in his pontificate would open, two of his ...

Pope Francis continues to show small signs of improvement and spends his days following through on all his therapies, doing some light work and praying, according to the Vatican press office. "His ...

Astronomers have made the surprising discovery of oxygen and elements like heavy metals in the most distant known galaxy. The ...

Astronomers discovered oxygen in the most distant known galaxy. This changes what we thought about how fast galaxies formed.

Ancient microbes illustrate a particular kind of respiration in which carbon dioxide and hydrogen are combined to form acetic ...

Environmental stress in evolution can be reframed as a powerful engine of innovation, not simply a barrier to survival.

Astronomers have detected oxygen in the most distant known galaxy ever observed, a discovery that is forcing scientists to ...

Scientists have discovered oxygen in the most distant known galaxy. The findings suggest they can form more rapidly than was previously believed (ALMA (ESO/NAOJ/NRAO)/S. Carniani et al./S. Schouws et ...