How to brew the perfect espresso with chemistry

How science can help you consistently make the perfect cup of joe.

What’s the surprising connection between cannabis and coffee?

Both substances target cannabinoids.

Recents studies show how coffee is good for your health

The idea that coffee is good for you is not a new one.

Drinking two glasses of wine a day, keeps premature death away

A study found moderately drinking wine lowered risk of premature death more than exercising.

Coffee farming “can be a win-win for birds and farmers”, paper finds

It will keep you civil on a Monday morning and keep some bird species happy — it’s coffee!

Climate change might cause a coffee crisis, but there’s still hope

Is it really that bad?

Fecal bacteria found in ice from Starbucks, Costa, and Cafe Nero

Would you like some fecal bacteria with that ice coffee?

Drinking too much caffeine can kill you — Latte, soda, and energy drink combo kill US teen

Three cups of coffee is already too much.

We knew it! Coffee and cocoa cocktail boosts your attention and mood

Chocolate and coffee: it’s a match made in heaven!

Mathematicians use their skills to find the perfect cup of coffee

It’s all in the grain size.

‘Java genes’ explain why coffee doesn’t work for some people

If coffee doesn’t work for you, you might have different genes from everyone else.

Why coffee makes me poop

For 3 in 10 people, coffee brings much more than just a morning buzz – it brings a bowel movement.

Keeping coffee in the fridge enhances its flavor, besides keeping it fresh

A new study found there are some added benefits to keeping the coffee in the fridge, which not even the best baristas know.

Caffeine is essentially useless after three sleep-deprived nights

After only three nights of sleeping five hours or less, caffeine stops working.

Hamburg becomes the first city to ban coffee pods

They may not look like much, but coffee pods are a big problem.

Bees on a Caffeine Buzz

It seems bees may suffer from the same drowsy morning moods and weary fatigued afternoons as their human cousins. And it may be similarly cured with a jolt of joe.

Native Americans were the first to make caffeinated drinks

The humble bean is the first thing some of us reach for in the mornings, it’s our companion during breaks and comes to warm us up on cold winter days. We’ve come to rely on coffee, due to the caffeine it contains, to wake us up when the night is short and full of terrors, and keep us going when the going gets rough. A new study from the University of New Mexico’s researchers however shows how the people of the Southwestern United States and Northwestern Mexico were drinking caffeinated beverages as early as 750 AD, over 1,200 years ago.

Powder caffeine overdose risks prompts FDA to issue letter of warning to producers

Americans’ love affair with coffee has turned into an obsession. More than half report drinking coffee at least 3.1 cups each day, totaling a $40 billion market. For some, regular coffee isn’t enough so they go for the extract: powdered caffeine. The drug is unregulated and can be sold over the counter in any pharmacy. You can even buy a one kilo bag (2.2 pounds) off Amazon and have it delivered to your doorstep. So, what’s the problem? It’s caffeine right? Well, to problem is that even a few teaspoons of the powdered caffeine mixed with a drink can potentially kill you. It’s really, really easy to overdose and, case in point, two teenagers passed away last year in separate incidents. They had no idea what they were doing, and the confusing labeling might have had something do with it. Now, the FDA has officially sent warning letters to the biggest US producers of powdered caffeine that they should change their labeling in 15 days from the issued order.

Sugar with that? Sweetening coffee or tea really changes your drink

Coffee and tea taste bitter to most people because of the caffeine. Of course, some like their coffee dark, but most people, including yours truly, can’t have a sip without at least a lump of sugar inside. Apparently, we’re on to something. Adding sugar to coffee or tea not only cuts the bitterness, but changes the chemistry of the drink at a fundamental level, according to Dr. Seishi Shimizu at University of York.

Why the most expensive coffee in the world is ingested and then defecated

There are many types of coffee in the world, and the price can vary greatly. But the most expensive type is the one that have been ingested and defecated. What makes this process so special? The answer, as usually with foods and beverages, is chemistry. Digested coffee Civet Coffee Kopi luwak or civet coffee, refers to the seeds of coffee berries that have