Sanjoy Mahadevan's 1998 doctoral thesis "Order of Magnitude Physics" teaches rapid quantitative estimation (Fermi estimation) through practical examples, including a biophysical analysis of the retinal rod cell. The PDF is freely available online. It is used as an academic text for building physical intuition.
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Thousands of protesters gathered in Delhi demanding the resignation of India's education minister, according to the Associated Press. Police reportedly used force against the demonstrators. Reuters described the protest as the biggest public challenge yet to Prime Minister Narendra Modi's government; the movement has been dubbed the "Cockroach Party" in media reports.
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"Sanitariuszki. Miłość i śmierć w Powstaniu Warszawskim" tells the stories of women who provided medical aid during the 1944 Warsaw Uprising. The protagonists worked amid the burning capital, risking their lives to save others. The book weaves together historical accounts with the personal dramas of the female medics.
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Poland's men's volleyball team finished the Nations League group stage with a commanding 3-0 win over the USA in Chicago. Coach Nikola Grbić expressed satisfaction but cautioned: "I hope we haven't reached our full potential already, because it would be a bit too early." He also explained why he substituted Wilfredo Leon during the match.
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Poland's absence from the newly formed "anti-ballistic coalition" was its own decision, not the result of being excluded by Ukraine, according to Interia's government sources. Warsaw prefers to focus on air defence projects already under development. Government insiders stress that the new alliance is currently of purely theoretical value.
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Polish singer Wojciech Baranowski, known as Baranovski, has publicly spoken about his struggle with alcohol addiction. He has been completely sober for over a year and a half. The artist describes the difficult journey he had to go through to regain control of his life.
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The Bank of Korea is planning to launch the second phase of its central bank digital currency (CBDC) pilot in September. The expanded programme will include two regional banks, new payment features, and tests of government subsidy payments using tokenized bank deposits. This marks a significant step toward a full digital won rollout.
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Israeli historian Omer Bartov has stated that Israel committed genocide in the Gaza Strip following the October 7, 2023 attacks. He concluded that Zionism as an official state ideology justifies genocide and must be rejected. Bartov called on the United States and Europe to impose sanctions on Israel.
Play has topped the SpeedTest.pl ranking for home internet download speeds in Poland in Q2 2026, ending T-Mobile's long run at the top. The change at the top was driven both by Play's improved performance and a notable drop in T-Mobile's results. It marks the first shift in the ranking's leadership in many months.
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The Tatra Mountains are attracting growing numbers of foreign tourists, but many are failing to respect the natural environment. Incidents of disregard for the protected mountain wilderness are becoming more frequent. The situation is further inflamed by aggressive reactions online.
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Chinese company Jingye Group has demanded full compensation from the British government for investment losses following the takeover and nationalisation of British Steel. The firm accused London of disregarding international investment rules. The case signals a serious diplomatic and legal dispute between China and the UK.
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Adding protein powder to morning coffee makes the drink more satiating and can serve as a pre-workout meal replacement. The combination of caffeine and protein supports focus, performance and helps reduce hunger cravings throughout the day.
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A survey titled "Behind the Wheel of Innovation" found that 44% of Polish consumers are willing to pay more for safety systems when buying a car. Technology features are an important deciding factor for over half of respondents. The findings suggest Polish car buyers are increasingly prioritising modern tech over price alone.
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Upstart brand MANGMI has confirmed via X that its upcoming Game Boy-style Android handhelds will use Snapdragon processors. The standard Air Y will feature the Snapdragon 662, capable of handling emulation up to PSP level. The Air Y Pro gets the Snapdragon 865, which should manage PS2 and GameCube emulation.
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Nick James's book "Nowotwór złośliwy", published by Łódź University Press, argues that cancer develops as an evolutionary process: successive cell populations accumulate mutations, compete for resources and adapt to the body's environment. Cancer cells undergo natural selection – those best suited to the tumour's environment survive. Metastases can differ genetically from the primary tumour, complicating treatment.
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On 20 July 1976, NASA's Viking 1 became the first spacecraft to successfully operate on Mars, 50 years ago to the day. Leading scientists now ask whether NASA may have overlooked evidence of life in the data gathered during the mission. Technically the Soviets landed first with Mars 3 in 1971, but contact was lost within seconds and only one blurry image was transmitted.
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Extra virgin olive oil is far superior to regular olive oil, delivering valuable plant compounds, polyphenols and healthy monounsaturated fats. It is best used raw – in salads, dips and as a finishing drizzle – to preserve its flavour and health benefits. A good extra virgin oil should have a distinctly fruity, slightly bitter and peppery taste.
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Andy Burnham, former Mayor of Greater Manchester and the new Labour leader, entered 10 Downing Street on Monday as the UK's new Prime Minister. He replaced Keir Starmer, who was ousted by his own party just two years after winning a landslide majority. Burnham has set out his early priorities as devolving power, tackling the cost of living, and bringing "hope" to the country.
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UFC Fight Night 282 takes place this weekend, headlined by Magomed Ankalaev vs. Bogdan Guskov. Polish fighter Damian Rzepecki will make his UFC debut on the card. The event is broadcast live on Polsat Sport 1 and streamed on the Polsat Box Go platform.
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Bitcoin fell below $64,000 as oil prices surged due to war-driven demand and a selloff in tech stocks followed the launch of Chinese AI model Kimi. The decline in chip stocks weighed on crypto market sentiment. Bitcoin was caught between rising oil and falling tech equities.
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Satellite images have revealed the extent of Ukraine's July 17 strike on Russia's Engels air base. A strategic Tu-95 bomber was literally split in two and is beyond repair. The destruction confirms the growing effectiveness of Ukrainian long-range strikes deep into Russian territory.
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British TV presenter Holly Willoughby is launching a lifestyle series called "Holly Willoughby Together" on YouTube and social media. The first batch of guests includes Stanley Tucci, Katherine Ryan, Joanne McNally, Emma Bunton and Nicole Appleton, alongside campaigners such as Ellen Froome.
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