High speeds, the threat of dangerous crashes, the excitement of the crowd – and the laws of physics on full display. A physicist explains the science of NASCAR.
Similar concerns were raised 40 years ago when the Department of Defence was formed, but the decision to merge several agencies is now held up for its strategic vision.
Electricity happens when electrons move from one atom to another.
As China's challenges mount, can Xi Jinping continue to maintain economic growth and social stability without losing the party’s absolute political control?
How did we become so submissive to a condition of constant surveillance that – except in spy movies or paranoid delusions – would have been considered preposterous a few decades ago?
Eskom, South Africa's power utility will be unbundled and receive financial support from national treasury. These are the next steps.
Why altruism is in shorter supply than the industry wants you to believe
Farmers are closest to the land and their livestock, and have everything to lose by not taking care of it.
Bitcoin is often criticized for using up tons of energy. But its carbon footprint may not be that bad.
Commercial nuclear reactors provide roughly one-fifth of the electricity produced in the US. But they face grave threats to their continued operation.
While the hurricanes last year dealt devastating blows to Puerto Rico, its challenges predate the storms and continue on today. They also offer new opportunities.
Solar power technology has huge potential for Africa. But there are some barriers.
The short term interests of investors could lead to long term problems in sub-Saharan Africa.
A desk is a place to work. But it can also be a symbol of prestige and power, as EPA administrator Scott Pruitt has demonstrated in his choice of expensive and ostentatious desks for his office.
High municipal electricity tariffs pose a serious threat to South Africa's machinery and equipment manufacturing industries.
The music industry, like all other media, can be censored to some extent. So how does this change its output?
A new book on so-called 'new power' can help us understand transformations in journalism like increased collaboration and use of digital technologies for investigative journalism.
Much of American power is built on its position at the heart of the international trade and finance system.
The practice of calling attention to false stories – with actual fakers then levying the charge on their accusers – dates back to battles between progressive reformers and corporate media outlets.
South Africa's obsession with nuclear energy under the leadership of President Zuma, is dangerous.