The four major tech firms whose chief executives are testifying at a congressional antitrust hearing face a variety of complaints about their dominance in the US and elsewhere. Investigations are being led by antitrust enforcers at the Justice Department, Federal Trade Commission and by authorities in US states. Here is a summary of the main issues.

Google will allow most employees to work from home through to July 2021 in response to the ongoing coronavirus pandemic, the tech giant said Monday.

India has banned 47 more Chinese apps just weeks after blocking the highly popular video-sharing platform TikTok and 58 others over national security and privacy concerns, an information ministry official and media reports said Monday.

US officials and scientists have begun laying the groundwork for a more secure “virtually unhackable” internet based on quantum computing technology.

TikTok unveiled plans for a $200 million "creator fund" to add content from emerging social media personalities to the fast-growing video-sharing app.

Some cars are so perfectly designed that they shut down all argument. Such is the Datsun 240z. It is so aesthetically pleasing you cannot take a bad photograph. Perfect from every angle and that is a rare thing for cars. Yoshihiko Matsuo was the lead designer responsible for this. He passed away on July 11 at age 86.

Myanmar is preparing to launch its first-ever satellite, joining an unlikely coalition of nascent space nations aiming to protect millions from environmental disasters.

China successfully launched an unmanned probe to Mars on Thursday in its first independent mission to another planet, a bid for global leadership in space and a display of its technological prowess and ambition.

Microsoft on Wednesday reported rising revenues in the past quarter amid strong demand for cloud computing services from pandemic-hit businesses and consumers and big gains in its Xbox gaming operations.

Microsoft said Thursday its cloud video game service will debut in September as a feature available to Xbox Game Pass Ultimate subscribers.

Tesla Inc's rapid rise to become the world's most valuable carmaker could mark the start of a new era for the global auto industry, defined by a Silicon Valley approach to software that is overtaking old-school manufacturing know-how.

Apple Inc said on Tuesday it plans to remove carbon emissions from its entire business, including its products and sprawling supply chain, over the next decade. The iPhone maker said its global corporate operations such as offices and data centres are already carbon neutral but that it will extend its effort to the thousands of suppliers that contribute to its products.

The United Arab Emirates has launched its first mission to Mars as it strives to develop its scientific and technological capabilities and reduce its reliance on oil.

The first Arab space mission to Mars blasted off Monday aboard a rocket from Japan, with the probe dubbed "Hope" successfully separating about an hour after liftoff.

NASA's most advanced Mars rover, Perseverance, launches from Earth on July 30, on a mission to seek out signs of ancient microbial life on what was once a river delta three-and-a-half billion years ago.

Scientists said Thursday they had obtained the closest-ever images taken of the Sun as part of a pan-European mission to study solar winds and flares that could have far-reaching impacts back on Earth.

Hackers involved in the high-profile hijacking of Twitter accounts earlier this week were young pals with no links to state or organized crime, The New York Times reported Friday. The attack, which Twitter and federal police are investigating, started with a playful message between hackers on the platform Discord, a chat service popular with gamers, according to the Times.

Britain on Tuesday said it would ban mobile carriers from buying new 5G Huawei equipment from 2021 and ordered them to strip out all of the telecom giant's gear by 2027 over long-term concerns with the company's links to the Chinese government.

TikTok has breathed in a completely new possibility of whiling away one's time other than having meetings on Zoom or chilling with Netflix. While both of the latter activities are primarily connected to work and solitary leisure hours, TikTok acts as a portal of unlimited creative pursuits through dancing, lip-syncing, and memes.

The red TRD pro-esque 2005 Hilux came to be an adventitious decision by Fahmid Ishtiaque Ahmed, as he wanted to fish for something unique in a sea of numerous Defender and Patrol builds. This sweet 4x4 is indeed greater than the sum of its parts. I am sure Marty McFly would be proud.