Canada’s aluminum industry faces U.S. tariffs, but innovation could open new markets
A recent Canadian innovation that uses aluminum as a fuel could provide new opportunities for growth and diversification away ...
Thousands of satellites are due to burn up in the atmosphere every year – damaging the ozone layer and changing the climate
Operators follow a 25-year rule: at this point, a satellite’s mission is deemed to have ended and it is lowered into the atmosphere where gravity and friction kicks in. While this helps clear space, ...
jagranjosh.com7d
What Happens When Starlink Satellites Re-Enter Earth's Atmosphere? Is the Ozone Layer at Risk?
This occurs due to: One of the primary concerns is the release of aluminium oxide (Al₂O₃) during re-entry. A typical Starlink satellite, weighing about 250 kg, generates approximately 30 kg of ...
Google's Starlink Competitor Won't Trash Space With Thousands Of Satellites
Alphabet, Google's parent company, announced on Monday that it is spinning off wireless communications project Taara into an independent company.
Jalopnik2d
Google's Starlink Competitor Won't Trash Space With Thousands Of Satellites
At full scale, there could be as many as 8,000 Starlink sats burning up in the atmosphere every year, which could spew over 1,000 tons of aluminum oxide into the atmosphere. The absurdly high ...
pv magazine International8d
New research shows degradation mechanisms in rear side of TOPCon solar cells
Researchers from UNSW and Longi have found that the silicon nitride layers used in TOPCon cell rear-side are particularly ...
Interesting Engineering on MSN2d
Scientists bend light through time, unlocking a new dimension for control
Scientists have demonstrated how to manipulate light by using time-varying media in the form of specialized nanomaterials.