With climate change causing temperatures to rise across the globe, extreme heat is becoming more and more of a health threat. The human body is resilient, but it can only handle so much. So what is the highest temperature people can endure? The answer is straightforward: a wet-bulb temperature of 95 degrees Fahrenheit (35 degrees Celsius), according to a 2020 study in the journal Science Advances . Wet-bulb temperature is not the same as the air temperature you might see reported by your local forecaster or favorite weather app. Rather, a wet-bulb temperature is measured by a thermometer covered in a water-soaked cloth, and it takes into account both heat and humidity. The latter is important because with more water in the air, it's harder for sweat to evaporate off the body and cool a person down. If the humidity is low but the temperature is high, or vice versa, the wet-bulb temperature probably won't near the human body's tipping point, said Colin Raymond, a … [Read more...] about What’s the hottest temperature the human body can endure?
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If there's one event you absolutely have to watch at the 2020 Olympics, it's the 100m sprint. It's the shortest event of the Games but the one that sears itself into everyone's memories - 10 screaming, pulse-raising, fist pumping seconds of sport boiled down to its purest form. Who will be crowned the fastest man and woman on the planet? Find out by reading on as we explain how to get a 100m sprint live stream and watch the Tokyo 2020 Olympics athletics online from anywhere - including where you can watch absolutely free of charge . 100m sprint live stream details Dates: Friday, July 30 - Sunday, August 1 (full schedule below) Venue: Olympic Stadium, Shinjuku, Tokyo FREE live stream: Peacock TV (US), BBC iPlayer (UK) | CBC (Can) | 7Plus (Aus) Watch anywhere: try the world's best VPN 100% risk-free And to make matters even more compelling, there's a great big Usain Bolt-shaped hole in proceedings. The Jamaican legend has both the Olympic and … [Read more...] about 100m sprint live stream: how to watch Olympics 2020 men’s and women’s races free from anywhere
One event not to miss at the 2020 Olympics is the mixed 4x400m relay, where we will watch the first ever Olympic champions of the event be crowned. Two male and two female athletes from the competing nations will take it in turns to run a lap in this inaugural final. Keep reading to find out how to watch the mixed 4x400m relay at the 2020 Olympics - including a free live stream . Mixed 4x400m Relay live stream Date: Saturday, 31 July Time: 9.35pm JST / 1.35pm BST / 8.35am ET Venue: Olympic Stadium, Shinjuku, Tokyo FREE live stream: Peacock TV (US), BBC iPlayer (UK) | CBC (Can) | 7Plus (Aus) Watch anywhere: try the world's best VPN 100% risk-free Other than the combination of genders, the mixed 4x400m relay follows the same format as the traditional equivalent - four legs, 400m each, a 20m change over zone, who can get the baton round the quickest? But the tactical element of what order to run the athletes in adds a new dimension. With male … [Read more...] about How to watch Mixed 4x400m Relay at 2020 Olympics: free live stream online and from anywhere