Robotic arms, or six-degree-of-freedom (DOF) parallel mechanisms, face big challenges. These challenges include internal uncertainties, external disturbances, and interference between actuators. To tackle these issues, researchers developed a clever control strategy. This strategy combines third-ord
Two students found themselves in hot water recently, both facing serious consequences for their actions. One student, Ranjani Srinivasan, from India, was studying Urban Planning at a prestigious university in New York. She was caught supporting Hamas, a group known for violence and terrorism. Bec
In a surprising turn of events, the Department of Homeland Security (DHS) has made another arrest related to the Columbia University protests. This time, it's Leqaa Korda, a Palestinian student from the West Bank. Korda's visa had expired back in January 2022, and she was also arrested in 2024 for h
John Feinstein, a renowned sportswriter, passed away unexpectedly at the age of 69. His brother, Robert, found him at their home in McLean, Virginia. Robert described John as a passionate individual who sparked strong emotions in people. He was known for his deep insights and honest writing style.
The recent actions by the Trump administration have sparked concern about the future of public education in the United States. A significant portion of the U. S. Department of Education's workforce has been dismissed. This move is part of a broader plan to shrink the department, despite lacking the
The White House has pulled the nomination of Dr. Dave Weldon to head the CDC. This decision came just hours before Weldon's confirmation hearing. The reason? There weren't enough votes to confirm him. Weldon had been a controversial pick from the start. He had a history of questioning vaccine safety
The stock market, which has been on a high for two years, is now showing signs of slowing down. This shift is due to the unpredictable policies coming out of Washington. Investors are feeling uneasy because of the back-and-forth on tariffs and the recent layoffs of federal employees. This uncertaint
A recent graduate from Columbia University, Mahmoud Khalil, found himself in a tough spot. He was taken into custody by ICE. This happened just as he was returning home with his wife after breaking their fast during Ramadan. Khalil, a Palestinian born in Syria, had been a vocal figure in campus prot
The White House recently decided to withdraw the nomination of Dr. David Weldon to head the Centers for Disease Control and Prevention. The decision came just before Weldon's scheduled confirmation hearing. The reason for this abrupt change? Weldon lacked the necessary votes to secure the position.
Seven & I Holdings, the company behind the 7-Eleven convenience stores, is making big moves. The Japanese company has just appointed its first foreign CEO, Stephen Dacus. This move comes after a tough six months. During this time, the company faced a massive $47 billion takeover bid from Canadian co
