Smart technology using artificial intelligence is looking to keep youngsters safe online.
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A US senator asks Facebook and Twitter’s chief executives under oath if their platforms are addictive.
Lockdown has increased demand for pets, which has lead to sellers advertising on the platform.
Harry Potter actor Rupert Grint racked up a million followers in just over four hours.
Mark Zuckerberg and Jack Dorsey face questions about how their platforms handled the US election.