The visible spectrum is a small portion of the electromagnetic spectrum that is visible to the human eye. A typical human eye will see from about 380 to about 750 nanometers. #SCIENCE

Who wants such a view at work ?

I don't know which one trusts the other more? Taming a bear is possible but it has never been domesticated.

Rhodochrosite is Argentina's "national gemstone". Colorado officially named rhodochrosite as its state mineral in 2002. It is sometimes called "Rosa del Inca" 🎥 Rocks for the Spirit

Majestic animal ! When the Tiger's adult teeth are new, they are white, like milk. As the tiger gets older, their teeth turn more of a cream color or yellow.

Just a dose of cuteness. Enjoy and relax… have a good Friday TGIF !

Why do leaves turn red in autumn?🍂 Leaves are green because of the chlorophyll, when daylight decreases the chlorophyll breaks down and reveals the yellow carotenoids that were there all along. But red comes from the anthocyanin which has to be made afresh as autumn takes

The atmosphere protects life on Earth by creating pressure allowing for liquid water to exist, absorbing UV solar radiation, warming the surface through heat retention, and reducing temperature extremes between day and night All this for such a thin layer ! Credit Wikipedia

The cargo Dream Chaser from Sierra Nevada Corporation is a reality ! It is designed to resupply the International Space Station. It is intended to launch vertically on the Vulcan Centaur rocket and autonomously land horizontally on conventional runways. The uncrewed cargo spaceplane is

#Travel Thailand 🇹🇭 The Phi Phi Islands are an island group between the large island of Phuket and the Straits of Malacca coast of Thailand. The islands came to worldwide prominence when Ko Phi Phi Le was used as a location for the 2000 film « The Beach ».

Azurite is a soft, deep-blue copper mineral. It was used in ancient Egypt as a pigment, obtained from mines in Sinai, and also used in ancient Greece, for example on the Acropolis in Athens. #rock #Gemstones Credit Rocks for the Spirit

It was visible around the world. The sunset conjunction of Jupiter and Venus in 2012 was visible almost no matter where you lived on Earth. Image Credit: Marek Nikodem (PPSAE)

Is the Falcon 9 fully reusable ? #SpaceX #Falcon9 and Falcon Heavy rockets are not fully reusable but only their upper stages are discarded after launch. The booster lands back, and the upper fairings are recovered on the sea from suborbital space with parachutes and boats.

Aluminium recycling Recycling scrap aluminium requires only 5% of the energy used to make new aluminium from the raw ore.

Circumpolar over Bromo volcano in Indonesia. 📷 credit: Morgan

Located in Qingyuan, China, the Huangtengxia Tianmen Sky Walk stands at 500m tall and extends out from the cliff face some 360m. It has 2000 lights to put on a spectacle at night and 450 water jets around its circular glass centerpiece to add another level of enchantment. #Travel