Artificial intelligence (AI) is many things, among them a technology, an investment opportunity, and an intense subject of study by academics and experts from a wide variety of fields. …


If you are getting close to retirement and you have been contributing to Social Security, perhaps the most important decision you can make is when to start collecting your payments. …


Figure 1: Illustration of COVID-19 viruses (source: Harvard University)

During the COVID-19 pandemic, just about everyone is at risk of getting exposed to the virus and getting infected. You don’t have to be a medical or scientific expert to understand how to protect yourself, but you do have to understand how your choices for protecting yourself can change your…


Image by cytis from Pixabay

In a number of US states and the entire nation of Canada, any adult is able to purchase small amounts of marijuana (cannabis), without any prescription, license, or other special permission.

These legal purchases are available not only to citizens and residents of the US and Canada, but also to…


Because of the social and economic disruptions due to the COVID-19 pandemic, there has been a very significant reduction in the demand for air travel. …


The fight against the virus that is causing the worldwide COVID-19 pandemic will need the skills of public health and medical professionals, but it will also need an army of volunteers to help identify people who may have been exposed to the virus. If you think you may want to…


As the media constantly reminds the public, the events that have happened in the United States and around the world since the murder of George Floyd on May 25, 2020 have been both unexpected and unprecedented. The triggering event was a blatant act of unnecessary police violence that was caught…


On June 9, 2020, I became aware of the trending hashtag #ShutDownSTEM and a plan in many quarters of the academic and technology world to take a global stand against anti-black racism in science. This was to take place the following day on June 10, 2020. While it was clear…


For those who are short on time, I’ll start with the sound bite. If you have the time, please read the rest of the story.

The number of US deaths from the coronavirus pandemic may be as low as 356,000 and as high as 1.25 million. By comparison, the total…


Communicating about coronavirus is not just for the experts

Given the unprecedented and rapidly evolving issues around coronavirus (also known as Coronavirus Disease 2019 or COVID-19), the public has a real and practical need for information about the pandemic, and about what they can do about it. The major news…

Todd Curtis (airsafe)

Former USAF and Boeing engineer and creator of aviation safety and security site AirSafe.com.

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