Could We Create Dark Matter?
85% of the matter in our universe is a mystery. We don’t know what it’s made of, which is why we call it dark matter. But we know it’s out…
Your only source to become Euclid or maybe Einstein.
The internet is like an ocean. Mostly, it is so beautiful and wonderful. Once, Newton said, “What we know is a drop, what we don’t know is an ocean.” Why don’t you make your drop utterly valuable?
We believe that learning new things is crucial for happiness. Abakcus is the collection of perfect sources about mathematics and science. On Abakcus, you can actively search and discover all the best articles, books, projects, videos, and tools you’re looking for.
Latest Posts
How to Make Lego Menger Sponge
An intriguing fractal shape, build from Lego. This guide is in response to the comments I’ve received from the original posting on my Lego Menger Sponge page. Ingredients: Lego bricks Step 1:…
The Secrets of Mathematics
A series of talks and lectures from Oxford Mathematicians exploring the power and beauty of their subject. These talks would appeal to anyone interested in mathematics and its ever-growing range…
Isometric
With Isometric you can compose simple geometric shapes to create beautiful, abstract works of art. A 60-degree rhombus is the basis for everything. Experience pure creativity and play with the…
Why software projects take longer than you think: a statistical model
Anyone who built software for a while knows that estimating how long something is going to take is hard. It’s hard to come up with an unbiased estimate of how long…
The Lighthouse
A lighthouse keeper’s surprising discovery pulls him out of his monotonous, daily routine and takes him onto a journey into uncharted territory.
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Featured Directories
24 Science Fiction Books That Forecast the Future
Many past writers have predicted our present society’s facts with a level of detail that seems impossibly accurate. In reality, their imaginations were painting portraits that would eventually be mirrored…
Top 10 Must-Watch Honeybee and Beekeeping Documentaries
Are you looking for some of the best and most fascinating beekeeping documentaries to keep you entertained for hours and learn more about this fascinating hobby to spend some time…
Best Products
When it comes to buying any kind of tech, it’s easy to pick the wrong thing. That’s where our experts and testing team come in to help guide your buying decisions.
Watch
Glassified Ruler
“Glassified” ruler by MIT Media Lab automatically measures angles, volume, and shape properties.
Compressed 02
Kim Pimmel combined everyday soap bubbles with exotic ferrofluid liquid to create an eerie tale, using macro lenses and time lapse techniques. Black ferrofluid and dye race through bubble structures,…
Why Common Core Math Problems Look So Weird?
There's a pretty good reason why parents are confused by their kids' new math homework. This video gives attention to the fact there are a lot of ways and not…
Tools
You Don’t Know Africa
A simple hard game: How many African countries can you name from memory? Try it yourself and challenge friends. Free and ad-free.The sequel to You Don’t Know Africa, which has…
Dimensions
Dimensions.com is an ongoing reference database of dimensioned drawings documenting the standard measurements and sizes of the everyday objects and spaces that make up our world. Created as a universal…
Featured Books
Listen
The Universe Speaks in Numbers
In The Universe Speaks in Numbers award-winning science writer Graham Farmelo is in conversation with some of the great names in modern physics and mathematics.
Speaking Tangentially
A series of talks and lectures from Oxford Mathematicians exploring the power and beauty of their subject. These talks would appeal to anyone interested in mathematics and its ever-growing range…
New Books in Mathematics
Interviews with Mathematicians about their New Books.
DIY
Underwater Volcano
How to create a colorful underwater volcano? Hot air balloons use convection currents. As hot air rises, so too does the balloon. This project shows how convection currents work. A…
How to Show the Area of a Circle is πr^2?
An amazing do it yourself project to prove the area of a circle is π x r². Ingredients: Pencil Markers Sheet of paper Compass Scissors Ruler Pen Step 1 Step…
How to Make Conveyor Belt Cinema
Use a small-scale conveyor belt to create a cinematic experience! Crate box – or Small cardboard box X-acto knife – optional Toilet paper tubes (2) Dowels (2) Pencil Scissors Hot…
