It was tiny dust that turned the sky orange.
A primer on Sinovac, Sinopharm and CanSino, and their prospects for achieving a world first for coronavirus.
Melbourne isn't the only place suffering under a second lockdown. It's happening across the world as the virus surges in countries that were initially successful in flattening the curve.
A rapid launch of tracing and testing combined with localised lockdowns aims to keep the virus under control until a vaccine is found.
The strong crisis management in Wuhan will probe the capacity of the Chinese government to prepare adequately for pandemic and may test Xi's rule.
A bill making its way through the US Congress seeks to tighten scrutiny of Hong Kong's autonomy. But it will do little to resolve the situation.
Investigation of the brains of children and young adults who died suddenly in Mexico City revealed amyloid plaques similar to those found in the brains of people with Alzheimer's disease.
Why a spontaneous popular movement emerged in Hong Kong.
Rapidly growing metropolises like Beijing, Jakarta and Ho Chi Minh City are struggling to protect residents against tobacco. Life-saving policies in rich countries may be partially to blame.
The message to foreign firms is that you've got at least as good a chance of winning in a Chinese court as in your own country.
Why opportunities should be found to advance cooperation between Africa, China and the US as confidence building measures in US-China relations.
Mandela did not make the decision to jettison Taiwan and recognise China. He adhered to a decision by the governing ANC.
While India struggles for answers to its urban air pollution crisis, Beijing is moving forward with strong resolve and effective policy.
Prime Minister Justin Trudeau is in China to discuss a trade deal. It's laughable for Canada to believe it can negotiate a "progressive" trade agenda with the Chinese.
Hong Kong’s autonomy and democratic political system are under threat, and pro-democracy advocates are once again ready to act.
Explore the hidden origins of one of China's most significant historic sites.
China's One Belt, One Road initiative is holding international summit in Beijing, but no Western leaders have said they are coming yet.
Will the evidence finally convince polluted cities to clean up their act?
With unaffordable housing and a scarcity of jobs, it's no wonder that young people are giving London a miss.
Your guide to the events to watch and the athletes to follow in Beijing.