What is Knot Theory? Solve These Puzzles to Find Out

Ecovacs is making waves this Prime Day with discounts of up to 53% on their popular robot vacuums and mops, along with automatic window cleaners. This sale not only highlights the convenience of robotic cleaning solutions but also offers a great opportunity for consumers to upgrade their home cleaning routines at a fraction of the cost. It's a win-win for anyone looking to save time and effort while keeping their homes spotless.

Glaciers around the world are melting at an unprecedented rate, drastically altering landscapes and raising alarms about climate change. This phenomenon not only affects the natural beauty of our planet but also has significant implications for ecosystems and communities that rely on these water sources. The urgency to address climate change has never been clearer as we witness these dramatic transformations.

Fifteen innovative projects have been shortlisted for the prestigious £1 million environmental awards taking place next month in Rio de Janeiro. These nominees are being hailed as 'heroes of our time' by William, highlighting their significant contributions to sustainability and environmental protection. This event not only recognizes their hard work but also inspires others to engage in eco-friendly initiatives, making it a pivotal moment for environmental advocacy.

The new battery saving mode in iOS 26 is a game changer for iPhone users, allowing them to extend their device's battery life significantly on a single charge. This feature is particularly important as smartphones become essential tools in our daily lives, and maximizing battery efficiency can enhance user experience and convenience.

The CDC is facing a significant crisis, exacerbated by actions taken during the Trump administration, including the controversial firing of its newly appointed director. This situation is alarming as it impacts public health responses at a critical time, highlighting the ongoing struggles within the agency to maintain its integrity and effectiveness. The ramifications of this turmoil could affect health policies and responses to future health crises, making it a matter of national concern.

A century ago, an unexpected partnership between a hatter and a railroad clerk led to the groundbreaking discovery of the first cancer germ. This pivotal moment not only marked the beginning of cancer research but also paved the way for advancements in understanding and treating the disease. Their collaboration highlights how innovative ideas can emerge from the most unlikely sources, reminding us of the importance of diverse perspectives in scientific progress.