Experimental science hardly ever affords us more than approximations to the truth; and whenever many agents are concerned we are in great danger of being mistaken. ~ Humphry Davy - 1778 to 1829
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
Georges Lakhovsky (1869–1942) Russia/USA – Multiple Wave Oscillator.
Wendell Brown (born 1961) USA – ADAP sound editor eVoice voicemail Teleo VoIP virtual workforce and energy efficiency technologies.
Goldsworthy Gurney (1793–1875) England - Gurney Stove.
Georges Claude (1870–1960) France – neon lamp.
Mark Publicover (born 1958) USA – First affordable trampoline safety net enclosure.
Theodor Svedberg (1884–1971) Sweden – Analytical ultracentrifuge.
Alexander Chizhevsky (1897–1964) Russia – air ionizer.
Lasse Hessel (born 1940) Denmark – Female condom.
John Landis Mason (1826–1902) USA – Mason jars.
Jabir ibn Aflah (Geber) (c. 1100–1150) Islamic Spain – portable celestial globe.
Vincent Joseph Schaefer (1906–1993) USA – a.o. Cloud seeding by dry ice.
Guido of Arezzo (c. 991 – c. 1033) Italy – Guidonian hand musical notation see also staff (music).
John Barber (1734–1801) UK – gas turbine.
Konstantin Konstantinov (1817 or 1819–1871) Russia – device for measuring flight speed of projectiles ballistic rocket pendulum launch pad rocket-making machine.
Al-Ma'mun (786–833) Iraq – singing bird automata terrestrial globe.
Konstantin Tsiolkovsky (1857–1935) Russia – spaceflight.
Alfred William Gallagher (1911–1990) New Zealand – Electric fence for farmers.
Arthur William Savage (1857–1938) – radial tires gun magazines Savage Model 99 lever action rifle.
Wilhelm Schlenk (1879–1943) Germany – Schlenk flask (chemistry).
Pavel Sukhoi (1895–1975) Russia – Su-series fighter aircraft.
Chemistry unlike other sciences sprang originally from delusions and superstitions and was at its commencement exactly on a par with magic and astrology. ~ Thomas Thomson - 1773 to 1852
On the principle of successive variations not always supervening at an early age and being inherited at a corresponding not early period of life we can clearly see why the embryos of mammals birds reptiles and fishes should be so closely alike and should be so unlike the adult forms. ~ Charles Darwin 1809 to 1882 - Naturalist Evolutionary Biologist
There may be babblers wholly ignorant of mathematics who dare to condemn my hypothesis upon the authority of some part of the Bible twisted to suit their purpose. I value them not and scorn their unfounded judgment. ~ Nicolaus Copernicus 1473 – 1543 Mathematician and Astronomer
A theory is a supposition which we hope to be true a hypothesis is a supposition which we expect to be useful; fictions belong to the realm of art; if made to intrude elsewhere they become either make-believes or mistakes. - George Johnstone Stoney 1826 to 1911 Physicist
Pure mathematics exist by themselves; no will produces them no power can limit them. They are eternal laws that no man can infringe and from which it is impossible to escape. ~ S. Sandaram Iyer 1883 - Philosopher
There may be babblers wholly ignorant of mathematics who dare to condemn my hypothesis upon the authority of some part of the Bible twisted to suit their purpose. I value them not and scorn their unfounded judgment. - Nicolaus Copernicus 1473 – 1543 Astronomer Mathematician
Progress is made by trial and failure; the failures are generally a hundred times more numerous than the successes ; yet they are usually left unchronicled. - William Ramsay 1852 to 1916 Chemist
- 720p HD to capture clear images for your records and while using 2-way audio (built-in microphone and speaker). 720P/20FPS,700Kbps; 360P/20FPS,200Kbps.
- 110 wide-angle lens, 940nm infrared non-invasive sensor. Capture the scene in clarity with the wide-angle lens and IR LED Night Vision Up to 32 feet. The non-invasive sensor will not disturb your sleeping children.
- Reliable Wi-Fi connectivity to access your camera with 360 Home App on mobile device at anytime, anywhere.Stay in Touch with Two Way Talk, Intelligent Motion Alerts, Snapshots as well as Mobile Apps.
- Secure your videos on a Micro SD card, own your video content and access video history anytime. Supports up to 32GB Micro SD card.
- Real-time streaming to your phone & activity alerts when motion is detected. 360 Home App allows you to customize your settings according to your preferences. Available for iOS and Android.
- 720p High-definition, 112° wide-angle advanced glass lens combined with 345° horizontal & 115° vertical rotation range create a complete 360° coverage. Advanced night vision with 8 built-in 940nm infrared LED beads extend the viewing distance to 3 meters in pitch dark with no light pollution, so your baby or pet will not be disturbed by LED glare.
- Responsive and advanced microphone with a built-in anti-noise filter for a clear 2-way Audio experience. Intercom Mode: one party to talk and listen at a time or Hands-free Mode: both parties talk and listen freely for maximum flexibility.
- Receive real-time Activity Alerts while you're out. 10-sec motion tracking records and centers the moving object. Bookmark your favorite positions (up to 8) and return to them at the tap of a button. Select Auto-Cruise to survey the area 360° horizontally or cruise your bookmarks, suitable for large areas that need a quick scan (and tracks moving objects).
- YI Dome integrates with your YI Home family in one simple interface. User-friendly and intuitive app to customize your settings: activity alerts, auto-cruise, bookmarks, camera sharing, customize schedules, and more. Supports connectivity to a large number of devices with the same app/account for maximum convenience. Available for iOS and Android.
- Supports YI Cloud to avoid the risk of losing footage from an SD card, ensure all your videos are safe, secure and protected. We provide the most efficient compression and the highest protection of data, so you can be sure that your footage is safe and secure. Reliable Wi-Fi connectivity to access your camera with YI Home App on mobile device, and YI Home App on PC at anytime, anywhere. Built-in support for 802.11b/g/n 2.4Ghz (5Ghz currently not supported) Wi-Fi band.
- √ True 720p HD, 115° Wide Viewing Angle - 115° angle lens lets you see more of your space in true 720p without ever having to pan or tilt. Equipped with automatic IR LED, you can even remotely check if your baby is sleeping well or not during the night!
- √ Two-way Audio - Funlux security camera lets you communicate with your loved ones with built-in speaker and microphone. You can also share your device to families and friends, take and record photos to save sweet memories!
- √ Motion Detection - You will be notified with push alerts on your phone when motion is detected, enjoying peace of mind! Customize motion detection area and schedule notification time through Fulnlux app so that you can focus on things that are truly important!
- √ Free Cloud Service: All users are eligible for a 1-month free cloud of our 7 day cloud recording plan. Cloud Service requires no subscription and no credit card credentials. With the plan, you can review, save, and share footage at any time, and reduce false alerts with cloud intelligence.
- √ Please contact us via Amazon Message for any questions. You'll get 60-Day Money Back Guarantee, 2-Year Limited Warranty, Lifetime US-Based Tech Support! Note: These cameras are for indoor use only.