15 Strange Things About Outer Space

We all had to memorize that cute mnemonic solar system device in grade school th (...)

Applying Mathematics To Web Design

"Mathematics is beautiful." This may sound absurd to people who wince at numbers (...)

What Is Time? One Physicist Hunts for the Ultimate Theory

One way to get noticed as a scientist is to tackle a really difficult problem. P (...)

MIT Linear Algebra, Lecture 6: Column Space and Null Space

This is the sixth post in an article series about MIT's course "Linear Algebra". (...)

Solar Dynamics Observatory: The Variable Sun Mission

For some years now, an unorthodox idea has been gaining favor among astronomers. (...)

Hubble Sees Suspected Asteroid Collision

NASA's Hubble Space Telescope has observed a mysterious X-shaped debris pattern (...)

AstroTour

A must-see for all outer space-lovers (...)

Timeline: The evolution of life

There are all sorts of ways to reconstruct the history of life on Earth. Pinning (...)

Firefly Mission to Study Terrestrial Gamma-ray Flashes

High-energy bursts of gamma rays typically occur far out in space, perhaps near (...)

Spirit is Now a Stationary Science Platform

After six years of unprecedented exploration of the Red Planet, NASA's Mars Expl (...)

MIT Linear Algebra, Lecture 5: Vector Spaces and Subspaces

This is the fifth post in an article series about MIT's course "Linear Algebra". (...)

Alien Planet Safari

The premiere observatory of the next decade, the James Webb Space Telescope, wil (...)

Giant Ribbon at the Edge of the Solar System: Mystery Solved?

Last year, when NASA's IBEX (Interstellar Boundary Explorer) spacecraft discover (...)

Why Won't the Supernova Explode?

A massive old star is about to die a spectacular death. As its nuclear fuel runs (...)

Top NASA Photos of All Time

On the occasion of the 50th anniversary of the National Aeronautics and Space Ad (...)

Sagittarius A*: Peering Into The Heart of Darkness

Astronomers have long known that the supermassive black hole at the center of th (...)

MIT Linear Algebra, Lecture 4: A=LU Factorization

This is the fourth post in an article series about MIT's course "Linear Algebra" (...)

Kepler Discovers Five New Exoplanets

NASA's Kepler space telescope, designed to find Earth-size planets in the habita (...)

Voyager Makes an Interstellar Discovery

The solar system is passing through an interstellar cloud that physics says shou (...)

Hubble Space Telescope Advent Calendar 2009

Once more, we enter the month of December and the traditional western Holiday Se (...)

Sandtrapped Rover Makes a Big Discovery

Homer's Iliad tells the story of Troy, a city besieged by the Greeks in the Troj (...)

MIT Linear Algebra, Lecture 2: Elimination with Matrices

This is the second post in an article series about MIT's course "Linear Algebra" (...)

MIT Linear Algebra, Lecture 1: The Geometry of Linear Equations

This is going to be my summary of the freely available* Linear Algebra course fr (...)