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8/17/2026

Topic Reading-Vol.5228-8/17/2026

Dear MEL Topic Readers, 
I’ve never been counted’: DR Congo’s first census in 42 years
A former colony of Belgium, the Democratic Republic of Congo became independent in 1960 as the Republic of Congo. The country was named Zaire between 1971 and 1997, but reverted to the former name. The UN estimates DR Congo’s population increased from around 50 million in 2000 to around 100 million in 2021, and now about 116 million, the second most populous in Africa after Nigeria. With a population of around 15 million, Kinshasa, the capital, is the largest city, and the second-largest has fewer than 3 million people. There are more than 250 ethnic groups without any dominant ethnic group, speaking their native languages, though French, the former colonial language, is most widely spoken. But these population and demographic figures are estimated without a census in the last four decades. Now, the government has just rolled out a nationwide census after identifying and geolocating inhabited places. By figuring out who and how many people live where, the government hopes to allocate its resources to build and run schools, hospitals, roads, water systems, and electricity projects. Citizens will then be registered and given ID cards, which make them feel officially recognized by their country.
Read and learn what a census could mean to DR Congo and its people.

8/16/2026

Topic Reading-Vol.5227-8/16/2026

Dear MEL Topic Readers, 
AI is booming on the West Coast. So why is unemployment so high there?
Washington, Oregon, and California make up the U.S. West Coast. They are known for their beautiful coastline, evergreen forests, and tech industries. Apple, Alphabet (Google), META, and NVIDIA are all headquartered in California’s Bay Area. Intel has its largest operation in Oregon. Microsoft and Amazon are the two largest employers in Washington. While they are heavily investing in AI and data centers, they aren’t hiring as many tech workers as they used to. Instead, many of these tech companies have been laying off thousands of employees in the name of efficiency, resource reallocation, and AI. AI-exposed jobs, such as data analysis, coding, and customer service, have been slashed the most. Job openings are rarely available for entry-level or experienced workers, even for advanced-degree holders. In the meantime, huge investments are being made into AI and data centers, and those who build, facilitate, and provide services for data centers are busy keeping up with demand. Who will benefit from AI the most, workers, management, investors, or vendors?
Read the article and learn how tech workers are affected by AI in the US.

8/15/2026

Topic Reading-Vol.5226-8/15/2026

Dear MEL Topic Readers, 
Great Apes kiss and cuddle to keep the peace, says study
Our close relatives, chimpanzees and bonobos, are both known for their aggressiveness. They compete for food, partners, and position within their group, and fight outsiders to protect their group and territory. In the meantime, they often touch, embrace, and kiss each other to show affection and friendliness as humans do. Interestingly, they also seem to use social touch to manage tension, competition, and cooperation. A recent observation of chimps and bonobos in African sanctuaries found that before they were given scheduled food, they engaged in close contact with each other. Researchers assume that they touched and hugged each other to mitigate the tension of food competition. A peaceful act before a stressful event. Indeed, social touch was part of communication exchanged before languages were developed. Even today, we often shake hands, hug, or kiss each other socially before meetings and events.
Read the article and learn how physical contact helps social bonds.

8/14/2026

Topic Reading-Vol.5225-8/14/2026

Dear MEL Topic Readers,
Half of vaccines are binned - 'fridge-free' versions could change that
A vaccine is a medical treatment that helps our body's immune system recognize and fight disease. Vaccines are effective against many serious, life-threatening viral and bacterial diseases, including measles, chickenpox, rotavirus, polio, rabies, influenza, and COVID-19. To ensure their efficacy and safety, most vaccines require strict temperature control called “cold chain” from the moment they are shipped until the time they are injected into a recipient’s arm. Keeping vaccines at a certain temperature is quite difficult, especially in poor, remote, or conflict areas.WHO estimates failures in this cold chain requirement are a major factor in half of all vaccines being wasted or disposed of globally. Recently, scientists in the UK trialled a fridge-free version of the tetanus-diphtheria vaccine successfully. They kept it as a dry powder at room temperature for a year, mixed it with water, and injected it into volunteers’ arms. The dry-powdered version of the vaccine gave equivalent immune responses to the refrigerated vaccine. Since many other vaccines can be stored in the same way, this new approach might substantially reduce vaccine waste, allowing more people to receive injections while reducing transportation and storage costs.
Read the article and learn about this breakthrough approach for vaccine storage.

8/13/2026

Topic Reading-Vol.5224-8/13/2026

Dear MEL Topic Readers, 
What jet lag does to your body - and how to cope
If you fly eastbound or westbound crossing a few or more time zones, you’ll feel jet lag to some extent for a few days. Many claim jet lag is more severe when traveling eastbound because they have to go to bed and get up earlier than their body clocks. Some people feel fatigue, experience brain fog, or spend sleepless nights, while others suffer from digestive difficulties or irregular appetite. Also, some are affected more severely than others, depending on genetic makeup, regular medications, and lifestyle. Jet lag occurs when our body’s biological clock is disrupted. Our body clock runs on a 24.1-to-24.2-hour cycle, and it is adjusted by light entering our eyes each day. So, when the Sun starts shining hours earlier or later, our body functions need to be adjusted. Also affected in a different time zone is melatonin, a natural hormone that tells the body when to rest and lower body functions. Although jet lag is almost inevitable, you can mitigate symptoms by adjusting your watch in advance and eating and sleeping accordingly, or taking a melatonin supplement. Does frequent jet lag trigger or cause long-term health problems for those who frequently fly across time zones, like airline crew?
Read the article and learn how jet lag affects our body clock and health.

8/12/2026

Topic Reading-Vol.5223-8/12/2026

Dear MEL Topic Readers, 
AI is giving hackers an edge. Here’s how to protect yourself from online scams
Either malicious or accidental, AI agents can access others’ data and devices faster and more easily. Deepfaked participants may be attending Teams and Zoom meetings like your colleagues or guests. AI-trained familiar voices may be asking you to donate or transmit money to an account that looks authentic. Nowadays, voice cloning can create an 85% voice match just with a few seconds of audio sample. AI can also detect patterns from leaked or stored passwords more easily and use the information to predict personalized passwords. Tricking people with fake messages or verifications is another threat caused by AI. It creates authentic-looking prompts and images to convince users to download malicious apps or change security settings. As we become more vulnerable to AI attacks, what should we do to protect our assets?
Read the article and learn the tips to protect us from AI hackers.

8/11/2026

Topic Reading-Vol.5222-8/11/2026

Dear MEL Topic Readers, 
New Zealand has a new official language — English
While a national language is a symbol of a nation’s history, culture, and identity, an official language is defined by law for use in parliament, courts, public administration, and official documents. Of the 178 countries that recognize an official language, about 100 recognize more than one language. For example, Bolivia has 37, South Africa has 12, Switzerland has four, India has two, and Brazil has one official language. The UK, Japan, and Mexico have no official language, but English, Japanese, and Spanish have de facto status respectively. In addition to Māori and New Zealand Sign Language, English has recently become New Zealand’s official language. As English is spoken by over 95% of the population and used in courts and parliament, it has had de facto status. So why has New Zealand officialized English while its English-speaking neighbor, Australia, hasn’t? Whatever the status is, English is a lingua franca, a shared language used for communication between different native tongues in global business and in the South Pacific region.
Read the article and learn what an official language status means to New Zealanders.