We are storytelling animals and cannot bear to acknowledge the ordinariness of our daily lives. - Stephen Jay Gould 1941 to 2002 Paleontologist
Surely it is not knowledge but learning; not owning but earning; not being there but getting there; that gives us the greatest pleasure. ~ Carl Friedrich Gauss 1777 – 1855 - Mathematician and Physicist
Wallace H. Coulter (1913–1998) USA – Coulter counter (cell biology).
Virginia Apgar (1909–1974) USA – Apgar score (for newborn babies).
Friedrich Clemens Gerke (1801–1888) Germany – current international Morse code.
Norman Gaylord (1923–2007) USA – rigid gas-permeable contact lens.
Guido of Arezzo (c. 991 – c. 1033) Italy – Guidonian hand musical notation see also staff (music).
Eugene Roshal (born 1972) Russia – FAR file manager RAR file format WinRAR file archiver.
Pavel Molchanov (1893–1941) Russia – radiosonde.
Neil Arnott (1788–1874) UK – waterbed.
Forrest Parry (1921–2005) USA – Magnetic stripe card.
Alexander Chizhevsky (1897–1964) Russia – air ionizer.
Igor Spassky (born 1926) Russia – Sea Launch platform.
Nick Holonyak (born 1928) USA – LED (Light Emitting Diode).
Simon Sze (born 1936) Taiwan/USA together with Dawon Kahng (1931–1992) South Korea – Floating-gate MOSFET.
George H. Heilmeier (born 1936) USA – liquid crystal display (LCD).
Ivan Knunyants (1906–1990) Armenia/Russia – capron Nylon 6 polyamide-6.
Aleksandr Loran (1849 – after 1911) Russia – fire fighting foam foam extinguisher.
John Barber (1734–1801) UK – gas turbine.
Ulugh Beg (1394–1449) Persia/Iran – Fakhri sextant mural sextant.
Walter Houser Brattain (1902–1987) USA – co-inventor of the transistor.
Mulalo Doyoyo (born 1970) South Africa/USA - engineer and inventor (Cenocell - cementless concrete).
An experiment is a question which science poses to Nature and a measurement is the recording of Nature’s answer. - Max Planck 1858 to 1947 Theoretical Physicist
A cylinder of air reaching to the top of the atmosphere is of equal weight with a cylinder of water about 33 feet high. ~ Isaac Newton 1642 to 1727
By ‘life ’ we mean a thing that can nourish itself and grow and decay. ~ Aristotle 384 BC to 322 BC - Scientist Philosopher
Chemistry begins in the stars. The stars are the source of the chemical elements which are the building blocks of matter and the core of our subject. ~ Peter Atkins - 1940 to present
The physical chemists never use their eyes and are most lamentably lacking in chemical culture. It is essential to cast out from our midst root and branch this physical element and return to our laboratories. ~ Henry Edward Armstrong 1848 to 1937
The chemists are a strange class of mortals impelled by an almost insane impulse to seek their pleasures amid smoke and vapor soot and flame poisons and poverty; yet among all these evils I seem to live so sweetly that may I die if I were to change places with the Persian king. ~ Johann Joachim Becher - 1635 to 1682
I am not insensible of the advantage which accrues to Applied Mathematics from the co-operation of the Pure Mathematician and this co-operation is not infrequently called forth by the very imperfections of writers on Applied Mathematics. ~ Ronald Fisher 1890 – 1962 - Mathematician Statistician Evolutionary Biologist
- On demand access - access 720p HD live video at any time from your smartphone or the web, with built-in night vision.
- Personalized voice message - a recorded message will play when you can't answer the door.If the lights are solid blue, please type + , choose Wireless Device instead of Zink to find the doorbell.
- Answer the door wherever you are - see and speak to visitors directly from your smartphone.If all the lights are flashing green, please check your smartphone and make sure it is connected to a 2.4Ghz wifi network. If your router is a dual band router, meaning it supports both 5.0Ghz and 2.4Ghz networks, be sure the SSID (network name) is different for each. You will need your mobile device to be connected to the 2.4Ghz during setup. Passwords and SSID names must be a minimum of 6 characters.
- Smart motion detection - receive an alert and a recorded video clip whenever motion is detected.
- Easy setup - use existing wiring for quick installation and connect to WiFi using the free Zmodo app. Use Beam to easily set up Greet. With Beam Connect, setup is as simple as telling the app how many devices are powered on and ready to pair. If your router supports AC, you will need to disable that during the setup. In your router, you may need to take it out of mixed mode, or put it into legacy mode.
- See, hear and speak to anyone at your door from your smartphone, tablet or PC.
- Get instant alerts when visitors press your Doorbell or trigger the built-in motion sensors.
- Watch over your home in crystal-clear HD video.
- Protect your home - day or night - with infrared night vision.
- Communicate with visitors via two-way audio with noise cancellation.
- WIFI signal,the whole network interconnection. Remote calling, intercom, and unlock. Using most popular touch key technology, advanced and high Sensitivity, greatly extend the key life. Clear camera, and equipped with automatic light sensitive chip. If the light is not enough, it will use the IR night vision function to monitor and capture HD video and pictures.
- Motion detection function. You can open or close this function according to different working environments. Capture and video mode for choosing. Powered by DC 5V, more safe.
- Simple app operation in mobile phone, easy installation. support anrdoid and ios app APP download address remind: please search " door phone" for apple store(for ios app) and for google player(for android app).
- High-strength tempered glass surface, luxury, anti-resistant and scratches, has longer working life. With rain cover and touch key surface, better waterproof function.
- Easy to install. You can fix it with screws, or paste with double-sided tape. One door phone can be connected to several mobile phone, PC, or computers. Optional indoor dingdong doorbells to match. While calling to the mobile phone, the indoor doorbell will ring too.