The woman behind the world-saving vaccine
Should she get a Nobel Prize? Supporters say Professor Sarah Gilbert deserves the award after producing a vaccine for Covid-19. But some think it should be celebrated as a team effort.
People, animals and art unearthed in Pompeii dig
Were the Ancient Romans just like us? Recent excavations have unearthed two more people frozen in time, taking shelter from the volcano that erupted above the city almost 2,000 years ago.
The plan to put giant solar panels in space
Is unlimited electricity a good idea? The UK government might soon build mile-wide solar power stations in space that can beam energy back to Earth. It could mean never-ending, green power.