New software the companies plan to add to phones would make it easier to use Bluetooth wireless technology to track down people who may have been infected by coronavirus carriers.
TikTok said the funds would be for "front line medical workers, educators, and local communities deeply affected by the global crisis."
Health officials eyeing possibility of using smartphones to ascertain with whom someone diagnosed with Covid-19 has been in contact.
Like the detection of traffic jams on Google Maps, the new reports will use "aggregated, anonymised" data from users who have activated their location with the aim of helping governments gauge success in social distancing.
From postponing big sporting events to suspending shisha bars, here's how public and private organisations are tackling the coronavirus threat.
Google parent Alphabet missed revenue expectations in the fourth quarter despite stellar growth at YouTube and in the cloud.
A new study by researchers in the US and UK shows that artificial intelligence has the potential to improve the accuracy of screening for breast cancer cutting the number of false negatives by 9.4% in the US group, and by 2.7% in the British group.
Italy joins France in defying the US as countries try to make big tech firms pay a fair share of their income in taxes.
Google CEO Sundar Pichai will stay in his role and also become CEO of Alphabet Inc.
A report from the US Trade Representative's office found the tax penalises American tech companies like Google, Apple, Facebook and Amazon.
Russian lawmakers said Apple complied with a demand from Moscow for Crimea to appear as part of Russia on maps and weather apps.
The French secularism that has marginalised many in the Jewish community is now working overtime to do the same to French Muslims.
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