Science history On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular ...

In 1916, a Polish scientist discovered how to create a mono-crystal, which later became the basis for integrated circuits and semiconductors.

On Sept. 28, 1928, Alexander Fleming woke up to check on his experiments investigating bacterial growth — and accidentally discovered the world's first antibiotic. The Scottish physicist and ...

In the autumn of 1577, a bright light blazed across the skies of Europe, Asia, and the Americas, igniting wonder, fear, and a revolution ...

“The fossil, part of the legendary ‘Dueling Dinosaurs’ specimen unearthed in Montana, contains two dinosaurs locked in prehistoric combat: a Triceratops and a small-bodied tyrannosaur. That ...