Navalny fell violently ill on a flight in Russia last month and was airlifted to Berlin for treatment

February’s violence killed more than 50 people, most of them from Muslim community

Health experts concerned about less accurate tests; false negative results raise the likelihood of virus spread

Two-thirds of people in European countries would consider augmenting human body with technology to improve their lives

Beijing lodges a complaint with Washington, opposing any official exchanges between the two countries

Shuts more than a quarter of US Gulf of Mexico offshore oil and gas production

Amid new efforts to find a political solution to the country’s conflict

Previously opposed by Republicans and environmentalists saying it would damage wetlands and popular fishing sites

UK must honour the N Irish peace deal or there will be no US trade deal says the presidential candidate

As over 12,000 people were left without shelter, proper sanitation or access to food and water