He arrived onstage without a violin — neither his 1714 Soil Stradivarius nor his Guarneri del Gesu 1743 Sauret, which he has played on concert stages around the world — and still gave a command ...

In 1980, Stephen Hawking gave his first lecture as Lucasian Professor at the University of Cambridge. The lecture was called “Is the end in sight for theoretical physics?” Hawking, who later became my ...

Surviving Trump and overcoming climate change: American economist Jeffrey Sachs ponders on some of the greatest threats facing mankind. Perspectives from space: Magnus, who flew on STS-135, the final ...

Imagine a world unified by a single scientific principle, something that can explain life’s greatest mysteries, from the origin of space and time to gravity and smaller matters, like daydreams. Now ...

How long’s a piece of string? You may want to sit down for a minute. Gnu2000 String theory entered the public arena in 1988 when a BBC radio series Desperately Seeking Superstrings was broadcast.