The world will mourn our collective loss of Steve Jobs for quite a long while. Steve Jobs succumbed to pancreatic cancer in 2011 but his legacy still lives on. Steve Jobs will go down in history books as a visionary individual who transformed our ...STEVE-JOB’S-LEGACY …

Qn 1    Agricultural Revolution saw humanity moving onto a settled life as human labor was replaced by machines, fertilizers which did most of the work. The industrial revolution brought about the use of new energy sources, e.g., e...Environmental-History-of-Humanity …

A nuclear reactor meltdown refers to a severe accident that is related to nuclear reactors, and which results in a lot of damages from overheating. Maina defines it as an accidental melting of a nuclear reactors’ core, and it can be either a ...-Nuclear-reactor-meltdowns- …