In just over a century of powered flight, mankind has made huge progress in many respects. Wong Wei Xiang takes a look back at some of the innovations that have enabled this.

“The number of transistors that can be fitted onto an integrated circuit will double every 24 months.” On the 50th anniversary of the Moore’s Law, Zhimin Sim revisits this often quoted adage and attempts to explain briefly what this transistor is and how it helps our computers.

In the second part of this two-part article on nuclear reactions, Wong Wei Xiang explores the possibilities and dangers of nuclear fission, and pays homage to a very famous equation.

In the first part of a two-part article, Wong Wei Xiang offers a glimpse into the violent yet life-sustaining world of nuclear reactions, beginning with nuclear fusion in stars.