Google’s proposal to explore space-based AI infrastructure raises fundamental questions about energy, physics and feasibility – and whether Earth has really run out of options. When you purchase ...

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When light emanates from distant stars, planets, and galaxies, it travels through Earth's atmosphere before it hits our eyes. Because shifting pockets of air affect the light traveling through the ...

Global growth is projected at –4.9 percent in 2020, 1.9 percentage points below the April 2020 World Economic Outlook (WEO) forecast. The COVID-19 pandemic has had a more negative impact on activity ...

A SIM (Subscriber Identity Module) card is a removable chip located in mobile phones, tablets, smartwatches and other connected devices that links them to cellular networks and allows you to make ...

Forget about email hackers—what if someone nabs your external drive and all the data on it? Thwart thieves with the strong encryption and security features of one of our top-rated drive picks. (We've ...