27 февраля 2026 года
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Phys.org 

Metasurface-based SLM could enhance AR, VR and LiDAR performance

Many cutting-edge technologies, ranging from augmented reality (AR) and virtual reality (VR) to LiDAR (light detection and ranging) systems, rely on components that enable the precise control of light. These components include so-called spatial light modulators (SLMs), systems that dynamically adjust the position of a light wave within its cycle (i.e., phase), as well as its amplitude or direction across several pixels.

Oilprice.com 

Russia Shipped 80% of its 2025 Oil Exports to China and India

Russia’s oil exports were essentially flat in 2025 compared to a year earlier, with most supplies – a massive 80% -- going to China and India, Russian Deputy Prime Minister Alexander Novak said on Friday.  Last year, Russian oil exports were about 238 million tons, or around 4.8 million barrels per day (bpd), basically flat compared to the 240 million tons Russia exported in 2024, according to Russia’s top oil official representing Moscow at the OPEC+ meetings.   Today, Russia exports around 80%... Читать дальше...

Adventuresportsnetwork.com 

A Crash With a Car Door Leads to a Broken Pelvis for Keegan Swenson

What does it take to keep Keegan Swenson off a bike? Apparently, more than a fractured pelvis. The reigning XCM World Champion got hit by a car door during a training ride, flew to Spain, and raced Santa Vall before MRI results confirmed his iliac crest was indeed broken. On Monday, the reigning ...

Adventuresportsnetwork.com 

Oisín O'Callaghan Returns to Trek | Sleeper Collective Mini-Doc

When Oisín O'Callaghan was in primary school, he wrote that he wanted to be a world champion mountain biker. Not a footballer. Not an astronaut. A world champion mountain biker. Now the Irish downhill racer is back with Trek-Unbroken DH, turning heads on the World Cup circuit and making that ...

«SFGate» (sfgate.com) 

House Democrats say they're headed back to power. Their agenda is a work in progress

Democrats are growing more confident of winning a majority in the House in the November elections. But the party's agenda remains a work in progress. House Democrats came together at a Virginia resort this week for a conference to discuss the path forward. Beyond opposing President Donald Trump, Democrats face the challenge of developing a unifying policy agenda capable of holding together a party that's undergoing generational and ideological change. Focusing on affordability is a top goal. But... Читать дальше...