iran Archive

China will help Iran redesign Arak nuclear reactor

China and Iran have signed the first commercial contract for the reconstruction of Iran’s Arak heavy water reactor. The core of the reactor was removed as part of an international agreement limiting Iran’s nuclear program in return for the lifting …

Carnival of Space 498

The Carnival of Space 498 is up at Urban Astronomer Universe Today – Juno Will Get No Closer To Jupiter Due To Engine Troubles Jupiter’s south pole. captured by the JunoCam on Feb. 2, 2017, from an altitude of about …

Cooling by radiating heat into space

Physicists have achieved record levels of temperature reduction using the process of radiative cooling, by which heat is beamed from Earth’s surface into outer space. Zhen Chen and his colleagues at Stanford University lowered the temperature of a thermal emitter …