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Summer Sizzles On, With Triple-Digit Heat Waves Breaking Records

There’s less than two weeks of the season left, but major cities continue to bake.

Officially it’s nearly autumn, but oppressive heat continues to broil the low-lying deserts of California and Arizona.  On Saturday, Phoenix set a new record as the city saw its 54th day this year with temperatures over 110 degrees Fahrenheit. 

Temperatures had reportedly reached as high as 113 in the sprawling Phoenix metroplex by 4 p.m. on Saturday. The previous record of 53 days at over 110 degrees was set in 2020. 

Earlier this summer, the city endured a 31-day streak of days over 110, shattering the previous record streak of 18 straight days. 

Maricopa County, which includes Phoenix, is also on pace to reach a grimmer milestone: a record for annual heat-associated deaths. As of Wednesday the county counted 194 such fatalities in 2023 so far, with 351 more deaths under investigation to determine a link to the heat. At this point in 2022, there had been 153 confirmed deaths from the heat with 238 more still being investigated. Last year’s final tally of 425 heat-associated deaths is the most recorded in a calendar year since the county started keeping track in 2006. 

More than half of the heat deaths so far in 2023 are among people who are either experiencing homelessness (44%) or have an unknown living situation (10%). 

The City of Phoenix Parks and Recreation Department closes popular hiking trails from 9 a.m. to 5 p.m. on days when the National Weather Service issues an excessive heat warning. On Thursday, the agency put out just such a alert, saying that «a period of very hot temperatures, even by local standards, will occur.» Anyone wanting to take a walk at Phoenix’s iconic Camelback Mountain this weekend will have to hit it early in the morning or later in the evening. 

excessive heat warning map

Not just a single city’s problem

The danger expands beyond Phoenix’s concrete-laden metroplex, with Tucson, Yuma, Palm Springs and places in between also under an excessive heat warning this weekend. 

Many heat records in the western US are typically competing with previous marks set in just the past decade or so. Climate change and increasing surface temperatures have accelerated drastically in the 21st century, triggering increased risk of heat waves, drought, wildfire and stronger storms. 

Solar physicist Keith Strong noted on Twitter Thursday that record high temperatures around the globe are tripling record lows. 

«In the last week the Earth has set 1,178 new daily record high temperatures compared to just 351 new record lows,» Strong said. «If the climate were in climate balance, these two numbers should be statistically equivalent, but they are not.»

How to stay cool and survive

The National Weather Service urges anyone in a region facing excessive heat to stay hydrated, avoid daytime sun exposure, wear light, loose clothes and seek out air conditioning. 

For more on what types of clothing can help you beat the heat, check out our detailed guide to keeping cool.

Forecasters warn that fans may not be enough to cope with temperatures over 110 degrees this weekend, but access to air conditioning isn’t guaranteed for everyone in the Southwest. Fortunately, we’ve compiled 10 ways to get by without AC when temperatures soar. 

And if you do have to rely on a fan, the proper placement will be key to get the most out of it and stem the sweating. 

Also, fluids without alcohol, sugar and caffeine are more hydrating, as is eating smaller meals more frequently.

Be sure to check in on friends, family, neighbors and pets to see how they’re coping. 

Many communities will offer public cooling shelters, including in Phoenix and Arizona’s Heat Relief Network. Check with your local county or municipal government for other resources. 

Finally, if you’re in a heat zone, take some time to know the difference between heat stroke and heat exhaustion. Heat stroke can be deadly, so check out our guide on the signs, causes and what to do in such a scenario.

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Scary Survey Results: Teen Drivers Are Often Looking at Their Phones

New troubling research found that entertainment is the most common reason teens use their phones behind the wheel, followed by texting and navigation.

A new study reveals that teen drivers in the US are spending more than one-fifth of their driving time distracted by their phones, with many glances lasting long enough to significantly raise the risk of a crash. Published in the journal Traffic Injury Prevention and released on Thursday, the research found that, on average, teens reported looking at their phones during 21.1% of every driving trip. More than a quarter of those distractions lasted two seconds or longer, which is an amount of time widely recognized as dangerous at highway speeds.

Most distractions tied to entertainment, not emergencies

The top reason teens said they reached for their phones behind the wheel was for entertainment, cited by 65% of respondents. Texting (40%) and navigation (30%) were also common. Researchers emphasized that these distractions weren’t typically urgent, but rather habitual or social.

Teens know the risks

The study includes survey responses from 1,126 teen drivers across all four US regions, along with in-depth interviews with a smaller group of high schoolers. Most participants recognized that distracted driving is unsafe and believed their parents and peers disapproved of the behavior.

But many teens also assumed that their friends were doing it anyway, pointing to a disconnect between personal values and perceived social norms.

Teens think they can resist distractions

Interestingly, most teens expressed confidence in their ability to resist distractions. That belief, researchers suggest, could make it harder to change behavior unless future safety campaigns specifically target these attitudes.

The study’s lead author, Dr. Rebecca Robbins of Boston’s Brigham and Women’s Hospital, said interventions should aim to shift social norms while also emphasizing practical steps, such as enabling «Do Not Disturb» mode and physically separating drivers from their devices.

«Distracted driving is a serious public health threat and particularly concerning among young drivers,» Robbins said. «Driving distracted doesn’t just put the driver at risk of injury or death, it puts everyone else on the road in danger of an accident.» 

What this means for parents and educators

The researchers say their findings can help guide educators and parents in developing more persuasive messaging about the dangers of distracted driving. One of the recommendations is that adults need to counter teens’ beliefs that phone use while driving is productive or harmless.

While the study’s qualitative component was limited by a small and non-urban sample, the authors believe the 38-question survey they developed can be used more broadly to assess beliefs, behaviors and the effectiveness of future safety efforts.

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Nintendo Switch 2 Joy-Con Issues? It Might Just Be Your HDMI Cable

Make sure to use the Switch 2 cable included with the new gaming console.

As the Switch 2 continues to sell in the millions for Nintendo, it shouldn’t be a surprise that there’d be some issues with the console. It appears, however, that one problem Switch 2 owners are facing is actually just a matter of using the wrong cable. 

Reddit users have posted about their Joy-Cons disconnecting when they’re playing on their Switch 2 while it’s docked, an issue spotted earlier by IGN. It does appear that, luckily, the issue can be resolved by using the included HDMI cable for the Switch 2 rather than an older, slower one — including the cable that came with the original Nintendo Switch. 

Nintendo laid out the solution on its support page for when the Joy-Con 2 starts disconnecting from the console: 

  • Confirm that you’re using an «Ultra High Speed» HDMI cable to connect the dock to the TV. If it’s not Ultra High Speed, your console won’t perform as expected when docked.
  • If you’re using a different cable than the one that came with the console, it should have printed on the cable that it’s «Ultra High Speed.»
  • The HDMI cable that came with the Nintendo Switch is not «Ultra High Speed» and should not be used with the Nintendo Switch 2 dock.

Nintendo didn’t immediately respond to a request for comment about the source of this issue. 

Since the Switch 2 launch, many gamers have come to realize that Nintendo’s new console is very picky about what cables are connected to it. This goes for the HDMI cable as well as the power cable. 

While the new and old Switch share the same name, they don’t share the same components. The Switch 2 is a huge upgrade in graphics power over the 2017 console, which means it needs the appropriate power supply. Not providing the Switch 2 with sufficient power could likely cause some issues, especially if the system has to do a lot of work to run a game. 

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