Could mixing Covid vaccines be the answer to slow rollout?
Researchers noted participants had much higher levels of antibodies after the second dose.
Researchers noted participants had much higher levels of antibodies after the second dose.
The European Union has called on airlines to avoid flying over Belarus.
Belarusian authorities also release "confession" video by girlfriend of journalist.
European Union threatened sanctions against Belarus following hijacking of Ryanair flight.
Fourteen died in the disaster on a funicular line above Lake Maggiore.
UK-Russia relations may be icy now - but it's nothing compared to this 1945 plot.
Fourteen people - including a family of four - were killed in the accident.
Flight FR4978 is at centre of a political storm after it diverted from its destination.
After two months with no answers, Peter took his brother out of his rest home for jab.
Experts and rivals say China has "gone its own way" in space - and that's dangerous.
Under French law, Georges Tron is able to hold his post until his appeal is decided.
Most abuse subjects are women, which translates into highly gendered hate.
The shooting in the Russian city of Kazan left seven students and one teacher dead.
More than 12,000 military personnel took part in the parade on the streets of Moscow.
New York Times: A makeshift dam of sand and clay could spark conflict in the East.
New York Times: The populism helping the Tories in England cuts against them in Scotland.
Russia has authorised a single-dose version of the homegrown Sputnik V vaccine.
Conservatives are making ground in parts of the country that have been Labour strongholds.
A volunteer has praised a world-first trial using ecstasy to treat trauma and addiction.
New York Times: The average daily rate of new cases has topped 800k for more than a week.
Evidence of significant ecological disturbance and consent breaches forced a review.
New York Times: Russia's suppression of dissent has entered a new phase.
New York Times: Tensions are simmering ahead of next year's presidential election.
Financial Times: Josef Aschbacher set on placing ESA at the forefront of commercial space.
New York Times: Nordic nation tops the World Happiness Report for the fourth time.
Reactor No. 4 at the Chernobyl power plant exploded 35 years ago today.
Opinion: Australasia's control freakery means residents are locked down in perpetuity.
An estimated 2 million Armenians were deported and 1.5 million were killed during WW1.
A small group gathered on Turkey's Gallipoli Peninsula to remember those who died in WWI.
Alexei Navalny says he is ending the hunger strike which is putting his life at risk.