Perovskite solar cells (PSCs) have gained popularity in recent years due to their higher efficiency and lower production costs compared to traditional silicon solar cells. However, one major issue with PSCs is their instability under reverse bias conditions, which can lead to degradation and reduced performance over time. Researchers at the University of North Carolina
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Imitation learning has been identified as a key method for training robots to perform a variety of everyday tasks, ranging from washing dishes to cooking meals. However, the success of imitation learning frameworks largely depends on the quality of human demonstrations provided to the robots. In order to collect accurate and detailed human demonstrations, teleoperation
The University of Western Australia’s TeraNet has achieved a significant milestone in space communications by successfully receiving laser signals from a German satellite in low Earth orbit. This achievement opens the door to a potential 1,000-fold increase in communication bandwidth between space and Earth. Led by Associate Professor Sascha Schediwy, the TeraNet team at the
Dr. Sung Mook Choi and his research team at the Korea Institute of Materials Science have made a groundbreaking achievement in the field of anion exchange membrane water electrolysis. Their one-step electrode fabrication process eliminates the need for multiple complex steps involved in traditional methods, reducing the process by 60%. This remarkable advancement allows for
AT&T, a Dallas-based telecommunications company, recently disclosed its second data breach of the year, impacting over 100 million U.S. customers. The breach, which occurred due to a malicious actor illegally accessing AT&T’s workspace, compromised communication records from specific dates in 2022 and 2023. This breach follows a previous one that exposed social security numbers and
SIM-swapping is a form of identity theft that has been on the rise in recent years. It goes beyond simply hacking into an email or social media account, as the thieves actually take over your phone number. This means that any calls or texts intended for you will go to the attackers instead. These criminals
One day in May, I woke up to a nightmare scenario involving port-out hijacking, a form of identity theft where criminals take control of your phone number to gain access to your accounts. This incident exposed the vulnerabilities of even the most tech-savvy individuals, highlighting the need for stronger consumer protections in the digital age.
Meta has announced that it is lifting restrictions on US presidential candidate Donald Trump’s Facebook and Instagram accounts. These measures were put in place following the violent storming of the US Capitol by his supporters in 2021. The company stated that “former President Trump, as the nominee of the Republican Party, will no longer be
AT&T, one of the leading mobile operators in the US, recently disclosed a major security breach that affected around 90 million customers. The hackers managed to steal call and message data from almost all of its customers for a period of six months in 2022. This breach compromised records of phone calls, text messages, phone
The use of artificial intelligence (AI) in assisting people with disabilities has been hailed as a promising tool for improving accessibility in various aspects of life. Japanese eSports gamer Mashiro, who is blind, recently put the latest version of AI chatbot ChatGPT to the test in order to travel independently in Tokyo. This experiment highlights