Category: Blog

Is Lexmark owned by a Chinese company? US printer manufacturer Lexmark is being bought by a Chinese-led group for $3.6bn (£2.5bn). The buyers include China’s…

Why do water droplets form on spider webs? The reason you get droplets is due to a phenomenon called Rayleigh Instability. This causes a smooth…

Which country in Africa has the worst air pollution? Nigeria. Nigeria is the most polluted country in Africa. According to the World Bank, Nigeria’s pollution…

How long does it take for a transforaminal epidural steroid injection to work? How effective is transforaminal injection? Some patients report pain relief within 30…

What does 14 CFR Part 91 refer to? 14 CFR Part 91 – GENERAL OPERATING AND FLIGHT RULES. Who does 14 CFR part 65 apply…