The first free agent contract ever was signed 50 years ago today. We rate the 8,340 deals of the past half-century.

In the 1970s, some basic ideas in supposedly useless number theory were deployed by Ron Rivest, Adi Shamir and Leonard Adleman. They developed the RSA algorithm, which enables public key cryptography, ...

Another incident that is etched in my memory also relates to Dr Karunaratna. I happened to be in his surgery when a poor lady brought her sick child. Having seen and dispensed the drugs free, Dr ...