Palm-Sized Harnessing of Terahertz Band

Category Technology

tldr

At the RIKEN Center for Advanced Photonics, a team is exploring a strategy to produce terahertz waves by converting the output from an infrared laser, by using a nonlinear crystal known as lithium niobate. This method has traditionally required enormous lasers to generate terahertz waves powerful enough for most practical applications, but the team hopes to develop palm-sized, powerful terahertz wave sources. They have recently taken huge strides toward this goal and have multiple industrial collaborations underway.

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Tesla's Q2 2023 Financials and The Possibility of a High EPS in 2023

Category Technology

tldr

Tesla had a big beat on Q2, 2023 deliveries with 466,140 cars delivered and 479,700 car produced. Tesla's potential for a high EPS in 2023 involve good execution on car production, increased capacity, energy business with high growth, and FSD. This all could lead to a PE in the range of 30-150.

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The Reality of Covid: Spikes, Deaths, and Long Covid

Category Biotechnology

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This article informs readers on the current situation of the covid-19 pandemic. It also covers topics like lockdowns, case numbers, deaths, and the growing controversy of long covid. This is important for understanding the current as well as future realities of the virus.

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The Navajo Water Rights Case: Implications for Tribal Sovereignty

Category Nature

tldr

The Navajo Nation is the largest Native American reservation in the U.S. They have pressed the U.S. government to define their water rights since the 1950s, which culminated in a U.S. Supreme Court case. The U.S. government has a history of removing Native Americans from their lands and moving them to areas with fewer resources. The case comes down to whether the U.S. government’s promise of a “permanent home” can be fulfilled without access to water.

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New Phosphate Deposits Set To Boost Norway's Prospects

Category Science

tldr

Phosphate deposits to the tune of 70 billion tonnes have been confirmed in Norway. The discovery will come as a significant relief to Western nations whose greener pursuits depend on such ecologically intensive materials. The deposits also contain vanadium and titanium, minerals that have clean energy and aerospace applications, making the find more valuable to the region.

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California regulators consider robotaxi expansion with limited transparency and many unanswered questions

Category Science

tldr

The Los Angeles Department of Transportation and the city of Santa Monica have filed comments with the commission arguing for incremental robotaxi rollout with higher data transparency, while the industry filed opposing filings. The California Public Utility Commission is set to vote on robotaxi expansion June 29 without considering issues such as traffic flow and interference with emergencyservices. Since Jan. 1, 2023 the San Francisco Fire Department logged at least 39 robotaxi incident reports, including multiple instances of interference with emergency services.

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Managing Crowds of U.S. Public Lands for Enjoyment

Category Nature

tldr

The United States federal government owns more than 640 million acres of public land. Many people seek these lands for recreation, rather than congested National parks. These gateway communities close to popular public lands must face the challenge of managing crowds for public enjoyment, whilst also providing economic relief.

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Metior Framework Quantifies Side-Channel Attacks Vulnerability

Category Computer Science

tldr

MIT researchers created a framework called Metior to quantitatively evaluate how much information an attacker could learn from a victim program with an obfuscation scheme in place. The framework allows users to study how different victim programs, attacker strategies and obfuscation schemes configuration affects the amount of sensitive information that is leaked and can be used by engineers when designing microprocessors.

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Shielded from Extinction: How Molecular Gas Protected the Early Solar System

Category Science

tldr

The National Astronomical Observatory of Japan have recently discovered that our sun may have been shielded from a massive supernova explosion that occurred 4.6 billion years ago by a protective shield of molecular gas. This discovery offers a insight on the early formation period of our solar system, as well as an understanding of how other distant star systems evolve over time. The meteorite samples used to pursue this study were from larger asteroids born in the first 100,000 years of the solar system, contained isotopes of Aluminum that suggested a large, nearby supernova and that it would take 300,000 years for the shockwave to disperse the protective filament of gas around the solar system.

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Understanding Consciousness Through Neuroscience

Category Science

tldr

The $20 million project COGITATE used a head-to-head trial between the two top theories of consciousness to find that consciousness may emerge from a grid-like interconnection of neurons at the back of the head. Meanwhile, scientists at the Human Brain Project honed in on two neural circuits that catastrophically fail as awareness slips away. Neuroscientists tackle the problem of understanding consciousness using two main methods: scanning healthy patients while consciousness is present and studying what breaks down in the brain when it disappears.

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Speeding up Weather Forecasts with Artificial Intelligence

Category Artificial Intelligence

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Climate change is making weather more unpredictable, so reliable forecasts need to be made to protect us from disasters. A new AI model called Pangu-Weather was created by Huawei that can predict weekly weather patterns faster than traditional forecasting systems with comparable accuracy. Models like Pangu-Weather can improve on current methods and make extreme-weather warnings more accurate. Climate change is making weather forecasting increasingly important, and the AI models have opened up conversations between meteorologists on how to best use the technology with existing methods.

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Planning for Transportation Disruptions

Category Nature

tldr

Planning is a central mission for state and metropolitan transportation agencies. Agencies develop a detouring plan for each bridge case of a structural failure or service disruption and manage rerouting traffic, which can cause safety and access problems. Traffic disruptions like failure of a major bridge can have longer-term implications such as a “permanent shift in daily mobility patterns”.

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The Space Junk Problem: A Growing Problem for a Space Faring Civilization

Category Science

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Humans are creating massive amounts of space debris with our current and future space missions. Various strategies have been proposed in order to reduce the amount of potentially hazardous objects in space, though an efficient and sustainable solution is needed in order to avoid the dangerous Kessler Syndrome scenario from happening.

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Tesla's Oncoming Rollout of Full Self Driving and AI Training Power

Category Science

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Tesla is continuing to make strides in the development of their self-driving system, with advances in machine learning and artificial intelligence powering their FSD technology and an anticipated Version 12 release. With over 6 billion miles driven by their fully automated cars, Tesla is poised to become a major player in autonomous driving technology.

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Persistent Colonial Legacy: The Impact of Herbaria on Biodiversity

Category Nature

tldr

Herbaria are collections of pressed, dried plant specimens and a type of natural history collection. Although herbaria are mostly European constructions, colonies have contributed to the specimens in former colonial countries' herbarium cabinets. Our data suggest that former colonies’ herbaria house fewer plant species than naturally found in the region, reducing these former colonies’ capacity for botanical research. However, 21st century former colonial powers have resources at their disposal that provide a unique edge in the study of the botanical world, requiring us to strive to make herbaria more equitable and inclusive.

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New Design for Computer Memory Could Reduce Energy Demands

Category Computer Science

tldr

Researchers have developed a new design for computer memory which could greatly improve performance, reduce the energy demands of internet and communications technologies, and lead to the development of computer memory devices with far greater density, higher performance and lower energy consumption.

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Optogenetic Technology Can Manipulate the Connection between the Brain and Gut

Category Science

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MIT engineers have developed a new optogenetic technology that can manipulate the neurological connections between the brain and gut, showing that they can induce feelings of fullness or reward-seeking behavior in mice. This research has the potential to provide insight into the links between digestive health and neurological conditions such as autism and Parkinson's disease.

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How Congress is Preparing to Regulate Artificial Intelligence

Category Technology

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Starting this fall, Senator Schumer plans to kick off invite-only discussion groups on AI regulation. Potential regulation could involve bans on certain applications, such as sentiment analysis or facial recognition. AI-generated disinformation may be more likely to be believed, so comprehensive tech legislation may be introduced to protect against this.

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Blue Origin Plans to Expand Globally and Launch Again Soon

Category Engineering

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Blue Origin, the private space company owned by Jeff Bezos, announced plans to expand its operations globally. The company has recently been awarded a lunar lander contract for NASA's upcoming Artemis missions and is searching for new acquisitions and partnerships outside of the US. Meanwhile, Blue Origin's suborbital New Shepard rocket is still grounded, though the company is just a few weeks away from launching it again.

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