Leonardo da Vinci's study of mechanics led to the creation of early prototypes of flying machines...

The Renaissance was a fantastic period of rebirth in terms of art and culture. This book recounts...

At the expense of basic human rights, dignity, and decency, Africans were torn from their native ...

Philosophers of the Middle Ages endeavored to reconcile two seemingly incompatible concepts: reli...

The sometimes insidious effects of bacterial diseases and viral infections can obscure the incred...

The Sun is merely one of some 200 billion stars that make up the Milky Way--and the Milky Way is ...

Few forces are more powerful than a group of people united by a common cause. Collective objectiv...

Whether ruining a commute or devastating entire countries, inclement weather has the power to cap...

Its constant evolution over the millennia since its inception has made the Earth a dynamic entity...

Primeval jungles, mountain ranges, and the cover of deep forests are not the only domains of meat...

Though smaller than most other Arab countries, the gulf states of Kuwait, Qatar, Bahrain, Oman, a...

From the abolitionists and civil rights leaders who struggled to secure basic freedoms to the sci...