The Observatory provides the latest information on space weather to special users, such as the aviation and energy sectors. A revamped space weather webpage will soon be launched to educate the general public.

Former health secretary’s criticisms of the government voucher system don’t reflect the realities of elderly care.

New technological advances in aviation should not come at the cost of lives.

Unlike parks in London and Paris, Hong Kong’s outdoor recreational spaces welcome visitors with a series of notices prohibiting various activities.

The chief executive surely knows better than to think an artificial island will solve Hong Kong’s problems or that it will come in under budget.

Hong Kong has to go beyond organising visits and exchange programmes for students. Our government must bolster STEM education to make our students more employable in the region.

The government’s plan to take back 32 hectares of the golf course will set a precedent for freeing up land for housing and send a message to landowning groups in the New Territories.

Optometrists screen for other health conditions that can show up in the eyes. The proposed cap on the use of government vouchers for optometric services implies that eye-related illnesses are not a public health priority.

The media has a responsibility to cover stories from multiple perspectives while the public must judge the news critically.

Hong Kong is ethnically homogeneous and offers its young people limited opportunities.

Lantau Tomorrow Vision is just the latest example of the government’s failure to plan for climate change.

Giving up meat is understandably difficult for most. But given its high per capita meat consumption, Hong Kong must do more to be kinder to the environment.

A society that treats women as the second sex will leave them sexually unfulfilled.

If voicing their objections at school doesn’t help, teachers in Hong Kong must publicise their concerns through the mass media

Language teaching material often includes expressions that are rarely heard in daily speech.

Too many Hongkongers view asylum seekers as unworthy of sharing in the city’s resources

Americans should appreciate Trump’s commitment to his campaign promise of building a wall at the US-Mexico border

Chinese filmmakers must be given complete creative freedom if they are to compete with Hollywood and Bollywood.

Native and non-native Chinese speakers sit for the same exam in upper-primary school. The Chinese listening test involves reading questions, which non-Chinese-speaking pupils struggle with.

Missing documents and records following recent scandals show the limits of what a right to information law would achieve by itself.

Patriotic education can teach young Hongkongers about the mainland, Chinese traditions and opportunities in the Greater Bay Area.

Members of the business elite’s objection to the government’s proposed legislative amendment makes little sense, especially when they already travel regularly to the mainland.

Young people are open-minded about working in Beijing and Shanghai, probably because they know more about them than about Greater Bay Area cities.