France holds a national memorial service to remember the 130 people who died in the Paris attacks two weeks ago.
Maritime and Coastguard Agency find what they believe is a Nasa rocket which blew up moments after take-off in June 2015.
Junior Fire Cadets have raised money to build a school in Nepal after the country was hit by earthquakes earlier this year.
Ricky has Friday's top stories.
Toxic mud from the Fundao dam that collapsed in Brazil earlier this month has destroyed large areas of forests.
Scientists have called for urgent action to protect primates after warning that more than half the world's population are facing extinction.
An investigation into an accident at Alton Towers has found that the people running the ride caused it to crash.
Scientists say they have created mosquitoes that won't carry malaria.
A high-tech solar powered plant is being used to make electricity in the dark.
A mysterious 1500-year-old board game has been found in an tomb in China.