Ice Circle

Ice Circle or the circle of ice is a phenomenon that appears in the water that has a slow flow in a cold climate. The shape resembles a giant dish which consists of ice and rotates slowly on the surface of the water.

Fire Rainbow

Atmospheric phenomenon was known as arc circum-horizon or Fire Rainbow, will appear when the sun is high (more than 58 degrees above the horizon).

Fire Fall

"Fire fall" is basically a waterfall, but unique in that get sun exposure so the shimmering golden twilight. This incident is very rare and only a few days a year, usually in February, the sun will highlight a waterfall, creating an orange light like a flame skyline.

Fire Ball

"Fire Ball" an unexplained atmospheric electrical phenomenon. The term refers to reports of luminous, spherical objects which vary from pea-sized to several meters in diameter (Wikipedia).

NAO Robot

"NAO Robot" is an autonomous, programmable humanoid robot developed by Aldebaran Robotics, a French robotics company headquartered in Paris (Wikipedia).

NAO Robot

"Cavendish Experiment" was the first experiment to measure the force of gravity between masses in the laboratory[1] and the first to yield accurate values for the gravitational constant (Wikipedia).

Star Telescope

"Star telescope " A telescope is an instrument that aids in the observation of remote objects by collecting electromagnetic radiation (such as visible light). The first known practical telescopes were invented in the Netherlands at the beginning of the 17th century, using glass lenses. They found use in terrestrial applications and astronomy (Wikipedia).

With My First High School-Students

"When "I was a traning teacher in SMA N Bali Mandara, Indonesia, to complete my assigntment in bachelor degree.

Friday, May 18, 2012

Physics Context: Special Relativity in the Design of Particle Accelerators


I hear some questions of some students in a Senior High School when a teacher teach about the Special Relativity of Einstein."What is the use of this consept?" So, I want to ask that student back, if it was my chance, I'll say what do you think? You do not know? Are you realy want to know? Let's check it out!

Physics News: Ancient Maya Ruins Reveal 1200-year-old Astronomical Tables


Here is a new update from PhysicsToday.org. It is abour a Maya ruins, one of them, that express a 1200 year-old astronomic tables on a wall. What is it about? Let's we check it out!