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• Germany, Nigeria sign accord for return of Benin Bronzes

  Germany and Nigeria on Friday signed an agreement paving the way for the return of hundreds of artifacts known as the Benin Bronzes that were taken from Africa more than 120 years ago -- an accord that Nigerian officials hope will prompt other countries to follow suit.

  

• Pair of orcas targeting great white sharks off South Africa's coast

  A pair of orcas drove great white sharks away from a stretch of South African coast after killing five sharks over just a few months in 2017, according to a new study.

  

• Musk meets Pope, uses Twitter to announce the audience

  Tesla CEO Elon Musk, whose US$44 billion bid to buy Twitter remains in limbo, used the social media platform to announce he had met with Pope Francis.

  

• 'Permanent bone loss': Calgary study finds astronauts suffer on return to Earth

  The TBone study, conducted over a seven-year period starting in 2015, found that prolonged weightlessness accelerated bone loss in the astronauts.

  

• Germany wants ads, influencers to note use of beauty filters

  German state officials said Friday that they want advertisers and social media influencers to label any photos that have used so-called beauty filters.

• Carnivorous plant that traps prey underground is the 1st of its kind to be discovered

  Scientists have discovered a carnivorous plant that grows prey-trapping contraptions underground, feeding off subterranean creatures such as worms, larvae and beetles.

• SpaceX gets U.S. approval to bring Starlink internet to airplanes, RVs

  SpaceX's satellite-based internet business, Starlink, now has approval from the U.S. government to expand its service to planes, ships, automobiles, RVs and other mobile vehicles.

• Instagram hides some posts that mention abortion

  Instagram is blocking posts that mention abortion from public view, in some cases requiring its users to confirm their age before letting them view posts that offer up information about the procedure.

• Early human fossils found in cave are a million years older than expected

  Fossils of early human ancestors from a South African cave are 3.4 million to 3.6 million years old -- making them a million years older than previously suspected and shaking up the way researchers understand human origins and evolution.

• For pandas, it's been two 'thumbs' up for millions of years

  Fossils unearthed in China are helping scientists get a better grasp on one of the marvels of evolution: the giant panda's false thumb, which helps this veggie-loving bear munch the bamboo that makes up most of its diet.