From carbon dioxide to oxygen For astronauts to survive in space, the resources necessary for life have to be provided. Conventional life support systems use physical and chemical processes for this purpose, and are dependent on regular resupply. However, due to the fact that astronauts cannot carr
Click here to see more videos: https://alugha.com/NASA The International Space Station is a testbed for technologies that will allow astronauts to live comfortably during long journeys into the solar system. International Space Station: http://www.nasa.gov/station NASA Science: http://science.nas
Friends, we have already clarified the very important questions in the last two videos. But please stay tuned for a moment. Thank you. Because most of you are of course well informed at the latest after Kevin's explanations in the last videos, but that doesn't mean that your family and friends know
When we lose someone or something that is important to us, we often go through 5 stages of grief: denial, anger, negotiation, depression, and acceptance. Each stage serves the purpose of helping us cope with the loss. This complex emotional reaction to a loss is unique to each person and is not alwa
Since mid-2025, the electronic patient record has been available to everyone - after a few minor or major security problems in the run-up, whether a year ago at the 38C3 or at the end of April for the nationwide launch. Time to draw a conclusion: Is the ePA secure now? Have sustainable changes been
Hemophilia patients lack an important element in the complex process of blood clotting. As a result, blood from wounds does not clot or clots only very slowly. Even minor injuries can become a health hazard to the patient. Wang Xia Li from Beijing talks about how she and her sick son deal with the d
About 5-10% of all children are born with dyslexia. Children with dyslexia may swap numbers when reading, swap letters when they appear, or skip words when writing. Some see their handwritten letters upside down and others have problems with the grammar rules - writing correctly is often impossible.
In this talk, you will learn how Apple Silicon hardware differs from regular laptops or desktops. We'll cover how we reverse engineered the hardware without staring at disassembly but by using a thin hypervisor that traces all MMIO access and then wrote Linux drivers. We'll also talk about how upstr
Some of you know this: You have registered with DKMS, but haven't heard from us yet? Do you have to worry? 😳 That's what we asked Raliza, leukemia patient and Instagrammer. Is she right with her answer? The correct answer: After you have returned your registration kit with the cheek swab, it can t
Depression, anxiety disorders, schizophrenia, eating disorders, and addictive behaviors are some examples of mental disorders, which affect your mood, thinking, and behavior for a sustained period of time. The stigma around mental health can sometimes make people afraid to reach out for help or supp
Dickson Wong, our award winning tutor for Maths, Economics, and Mandarin dives into proven strategies to structure exam answers to attain the highest marks possible per question. Organising your ideas and supporting your arguments clearly is the key to making your answers easy for an examiner to gi
In a group of 100 children, 2 to 4 children are atypical in some way. They have difficulty paying attention, talk too much or interrupt others constantly. Later, they are often diagnosed with attention deficit hyperactivity disorder, or ADHD for short. To learn what it's like to grow up with ADHD, f
