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Human Heart Muscle Can Regrow After a Heart Attack, Study Finds

Researchers have shown for the first time that human heart muscle cells can regrow after a heart attack. The finding overturns the long-standing idea that damaged areas of the heart are completely incapable of regeneration. The study demonstrates that the human heart retains some natural ability to repair itself following

Scientists Directly Observe DNA Strands Pairing Up Like a Molecular Zipper

A Direct Look at DNA Pairing DNA molecules carry negative charges, which typically cause them to repel each other. Yet for decades, scientists have theorized that under the right conditions, two DNA strands could align and pair—not through the base-pair matching of replication, but through a groove-to-groove interaction resembling

Astronomers Discover Most Distant Proto-Supercluster

Astronomers have announced the discovery of the most distant proto-supercluster observed so far. This early collection of galaxies represents a significant junction within the cosmic web, providing insights into the large-scale structure formation in the young universe. Sources * EarthSky

Anak Krakatau Eruption Leaves 8 Missing in Indonesia

Indonesia's Anak Krakatau volcano erupted in early September, sending plumes of gas and ash high into the atmosphere. The eruption has prompted ongoing search and rescue operations as eight people remain missing, including five journalists who were in the area covering the event. Anak Krakatau, which means '

China AI Developer Z.AI Pursues $5 Billion Hong Kong Share and Convertible Bond Sales

Z.AI Seeks Major Hong Kong Listing Chinese AI developer Z.AI is pursuing a substantial capital raise through the Hong Kong Stock Exchange. The company has initiated a $5 billion dual offering comprising both share sales and convertible bonds, as outlined in a term sheet. Capital Market Ambitions The

AI's Dual-Use Dilemma in Biological Research: Lowering Barriers, Raising Risks

The Promise and Peril of AI in Biology Artificial intelligence is transforming biological research, enabling faster drug discovery, protein structure prediction, and genetic analysis. However, this technological leap comes with a significant concern: the same tools that accelerate legitimate science are lowering barriers that once required specialized expertise and equipment.

OpenAI Pauses $200 Pro Tier as Astra Demand Strains Infrastructure Capacity

OpenAI has temporarily paused new registrations for its premium $200 Pro tier subscription, citing capacity constraints driven by strong demand for Astra, the company's newer service offering. The high-capacity demands of Astra have pushed OpenAI's infrastructure to its limits, prompting the company to halt new Pro