Infection with human papillomavirus linked to higher risk of preterm birth

Women carrying human papillomavirus (HPV) run an elevated risk of preterm birth, a University of Gothenburg study shows. A connection can thus be seen between the virus itself and the risk for preterm birth that previously has been observed in pregnant women who have undergone treatment for abnormal cell changes due to HPV.

On Memorial Day, Austin reflects on strength of US military and dismisses adversaries’ criticism

US Defense Secretary Lloyd Austin told CNN he won’t lose any sleep over US military forces from China and Russia and dismissed accusations by some conservative politicians and media figures that the US military’s latest recruiting efforts to attract more diversity and be more inclusive are weakening America’s security.

The Art of Balancing Stones: How Artists Use Simple Materials to Make Impossible Sculptures in Nature

Not so long ago, a wave of long-form entreaties rolled through social media insisting that we stop building rock cairns. Like many who scrolled past them, I couldn’t quite imagine the offending structures they meant, let alone recall constructing one myself. The cairns in question turned out, mundanely, to be those little stacks of flat …

Thousands of protesters demand Bolsonaro’s impeachment

Tens of thousands protested in several Brazilian cities to demand President Jair Bolsonaro’s removal due to his handling of the coronavirus pandemic. Brazil is one of the hardest-hit countries in the world and is now facing a possible third wave of Covid-19. Less than 10 percent of its total population of 210 million is fully …