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Jul 6, 2024

World’s Largest Fusion Reactor Is Finally Completed, But…

Posted by in category: nuclear energy

The test-run is 15 years away.

Jul 6, 2024

Synthesia’s hyperrealistic deepfakes will soon have full bodies

Posted by in category: futurism

With bodies that move and hands that wave, deepfakes just got a whole lot more realistic.

Jul 6, 2024

AI lie detectors are better than humans at spotting lies

Posted by in category: robotics/AI

But the technology could break down trust and social bonds.

Jul 6, 2024

The Pentagon Is Trying to Build a Laser That Never Fails

Posted by in categories: military, quantum physics

DARPA’s quantum innovations might bring unprecedented precision and reliability.

Jul 6, 2024

RACER Speeds Into a Second Phase With Robotic Fleet Expansion and Another Experiment Success

Posted by in categories: information science, robotics/AI, transportation

Robotic Autonomy in Complex Environments with Resiliency (RACER) program successfully tested autonomous movement on a new, much larger fleet vehicle – a significant step in scaling up the adaptability and capability of the underlying RACER algorithms.

The RACER Heavy Platform (RHP) vehicles are 12-ton, 20-foot-long, skid-steer tracked vehicles – similar in size to forthcoming robotic and optionally manned combat/fighting vehicles. The RHPs complement the 2-ton, 11-foot-long, Ackermann-steered, wheeled RACER Fleet Vehicles (RFVs) already in use.

Continue reading “RACER Speeds Into a Second Phase With Robotic Fleet Expansion and Another Experiment Success” »

Jul 6, 2024

The big C’s: Bile acids as carcinogens in colon cancer

Posted by in category: biotech/medical

Dr Carol Bernstein examines the role of increased bile acids in gastrointestinal cancers, including colon cancer.

Jul 6, 2024

How do you make a robot smarter?

Posted by in category: robotics/AI

Teaching robots to ask for help is key to making them safer and more efficient.

Engineers at Princeton University and Google have come up with a new way to teach robots to know when they don’t know. The technique involves quantifying the fuzziness of human language and using that measurement to tell robots when to ask for further directions. Telling a robot to pick up a bowl from a table with only one bowl is fairly clear. But telling a robot to pick up a bowl when there are five bowls on the table generates a much higher degree of uncertainty — and triggers the robot to ask for clarification.

Because tasks are typically more complex than a simple “pick up a bowl” command, the engineers use large language models (LLMs) — the technology behind tools such as ChatGPT — to gauge uncertainty in complex environments. LLMs are bringing robots powerful capabilities to follow human language, but LLM outputs are still frequently unreliable, said Anirudha Majumdar, an assistant professor of mechanical and aerospace engineering at Princeton and the senior author of a study outlining the new method.

Jul 6, 2024

High-profile lawsuit against Meta can be heard in Kenya, Nairobi court rules

Posted by in category: neuroscience

Why is Facebook (Meta) harassing my account?


Decision on case of ex-Facebook moderator, who claims the work left him with PTSD, hailed as win for accountability of big tech in Africa.

Jul 5, 2024

Evolving Self-Assembling Neural Networks: From Spontaneous Activity to Experience-Dependent Learning

Posted by in category: robotics/AI

Erwan Plantec, Joachin W.Pedersen, Milton L.Montero, Eleni Nisioti, Sebastian Risi ITU Copenhagen 2024 https://arxiv.org/abs/2406.

OpenRead & Notes Taking.

Jul 5, 2024

Combined dasatinib and quercetin treatment contributes to skin rejuvenation through selective elimination of senescent cells in vitro and in vivo

Posted by in category: life extension

The skin’s protective functions are compromised over time by both endogenous and exogenous aging. Senescence is well-documented in skin phenotypes, such as wrinkling and sagging, a consequence of the senescence-associated secretory phenotype (SASP) that involves the accumulation of senescent fibroblasts, chronic inflammation, and collagen remodeling. Although therapeutic approaches for eliminating senescent cells from the skin are available, their efficacy remains unclear. Accordingly, we aimed to examine the effects of dasatinib in combination with quercetin (D + Q) on senescent human skin fibroblasts and aging human skin. Senescence was induced in human dermal fibroblasts (HDFs) using approaches such as long-term passaging, ionizing radiation, and doxorubicin treatment. The generated senescent cells were treated with D + Q or vehicle.

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