Low flush toilets often waste more water than they save due to poor engineering and confusing buttons.

Potential election chaos will play out on social media, and Big Tech is worried.

The airline says it has committed to not discriminate based on sexual orientation or gender identity.

Screenwriter and director Aaron Sorkin speaks to the BBC's Will Gompertz about his new project.

Former Scottish rugby player Dean Nicholson met a lifelong friend as he cycled around the world.

Environmental groups have called the move to revoke regulations that protect mangroves a "crime".

Civilians are among those killed in the heaviest fighting over the disputed region since 2016.

Underwater footage appears to show an unrecorded four-metre (13ft) hole in the ferry's hull.

Former F1 driver Jolyon Palmer looks at five lessons we can learn from the Russian GP.

Czech second seed Karolina Pliskova comes from a set down to avoid an upset against Egyptian qualifier Mayar Sherif in the French Open first round.

The British actress says Boseman took a pay cut in order to raise her salary on the film 21 Bridges.

The underground lakes were detected in the Red Planet's south polar region.

New director general Tim Davie also says he will "take people off Twitter" if necessary.

A first test flight has been carried out in the Lake District.

Sheikh Sabah had ruled the oil-rich Gulf state since 2006 and shaped its foreign policy for decades.

More than 150 people in Bougainville have filed a complaint against the embattled Rio Tinto company.

Armenia says its SU-25 fighter jet was shot down in Armenian air space, a claim Turkey denies.

We track some of the key moments in the spread of Covid-19 around the world.

The tech giant launches a palm scanner for secure payments and other biometric checks.

Mick Schumacher is one of three Ferrari academy drivers who will be given Formula 1 race weekend debuts in forthcoming races.

The new handball rule is a "massive problem" and "something has to change", says Tottenham defender Eric Dier.