Cleantech & EV'sNews

Bill Gates all but admits that he was shorting Tesla (TSLA)

February 24, 2021
After Tesla CEO Elon Musk claimed that Bill Gates has been betting against the electric automaker on the stock market, we have been trying to find out if it was true. Now Gates all but admits that he was shorting Tesla’s stock (TSLA). As we previously reported, Musk and Gates don’t always see eye to eye. Gates has previously made some comments about electric trucks like the Tesla Semi not…
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MobileNews

Huawei wearables will soon support third-party apps

February 24, 2021
While Huawei smartphones have been a hard sell across the globe due to hard US sanctions limiting Google Mobile Services access, the Chinese firm’s wearables division had grown substantially. One major criticism of Huawei’s LiteOS-powered wearables has been the lack of third-party app support. The LiteOS framework effectively means that Huawei wearables such as the excellent GT 2e only…
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DefenseNews

The Lockheed-Aerojet deal hampers hypersonics

February 24, 2021
Recently, Lockheed Martin announced its intent to acquire Aerojet Rocketdyne to create a vertically integrated company that would, in effect, corner the hypersonic propulsion market. For Lockheed. this may be a good idea. However, in defending America, other factors must be…
NewsPhotography

Sigma 28-70mm F2.8 DG DN sample gallery

February 24, 2021
The Sigma 28-70mm F2.8 DG DN is a compact standard zoom for full-frame L- and E-mount bodies, designed from he beginning for mirrorless digital imaging. Potentially a highly attractive ‘step-up’ lens for mirrorless shooters, Sigma promises that image quality from…
AI & RoboticsNews

AI researchers detail obstacles to data sharing in Africa

February 24, 2021
AI researchers say data sharing is a key part of economic growth in Africa but that it faces a number of common obstacles, including the threat of data colonialism. The African data market is expected to grow steadily in the coming years, and the African Data Centre trade organization predicts the African data market will need hundreds of new datacenters to meet demand in the coming decade. In a…
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NewsPhotography

Radioactive Glass: Can Using Vintage Lenses Ruin Your Photos?

February 24, 2021
Some lenses produced from the 1940s through the 1970s were treated with radioactive thorium oxide to curb chromatic aberration. But as Andrew Walker explains in this 7.5-minute video, modern digital cameras can actually “see” that radiation as image noise that has the potential ruin your long exposures. There are a significant number of lenses produced between 1940 and 1970 that are…
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