I believe that thirty million of these animalcules together would not take up as much room or be as big as a coarse grain of sand. ~ Antonie van Leeuwenhoek 1632 to 1723 - Biologist
When you hear a physicist invoke the uncertainty principle keep a hand on your wallet. ~ David Griffiths b. 1942
Joseph Henry (1797–1878) Scotland/USA – electromagnetic relay.
Zénobe Gramme (1826–1901) Belgium/France – Gramme dynamo.
Robert Goddard (1882–1945) USA – liquid fuel rocket.
Jerome H. Lemelson (1923–1997) USA – Inventions in the fields in which he patented make possible wholly or in part innovations like automated warehouses industrial robots cordless telephones fax machines videocassette recorders camcorders and the magnetic tape drive used in Sony's Walkman tape players..
William Morrison (dentist) (1860–1926) USA – a.o. Cotton candy machine.
Gene Dolgoff (inv. c. 1985) USA – LCD projector.
Moritz von Jacobi (1801–1874) Germany/Russia – electrotyping electric boat.
Paul Winchell (1922–2005) USA – the artificial heart.
William Friese-Greene (1855–1921) UK – cinematography.
Vladimir Sergeyevich Vakhmistrov (1897–1972) Russia – first bomber with a parasite aircraft (Zveno project).
Eduard Locher (1840–1910) Switzerland – Locher rack railway system.
Lisitsyn brothers Ivan Fyodorovich and Nazar Fyodorovich Russia – samovar (the first documented makers).
Francis Beaufort (1774–1857) Ireland/UK – Beaufort scale Beaufort cipher.
J. Stuart Blackton (1875–1941) USA – stop-motion film.
Adolph Giesl-Gieslingen (1903–1992) Austria – Giesl ejector.
Joseph G. Gall (born 1928) USA – In situ hybridization (cell biology).
Rudolf Hell (1901–2002) Germany – the Hellschreiber.
Yulii Khariton (1904–1996) Russia – chief designer of the Soviet atomic bomb co-developer of the Tsar Bomb.
Matthew Piers Watt Boulton (1820–1894) UK – aileron.
William Thomson 1st Baron Kelvin (1824–1907) United Kingdom – Kelvin absolute temperature scale.
The literary convention that numbers less than 10 should be given in words is often highly unsuitable in mathematics… The excessive use of the word forms is regrettably spreading at the present time. ~ J.E. Littlewood 1885 – 1977 - Mathematician
This most beautiful system of the sun planets and comets could only proceed from the counsel and dominion of an intelligent and powerful Being. And if the fixed stars are the centres of other like systems these being formed by the like wise counsel must be all subject to the dominion of One; especially since the light of the fixed stars is of the same nature with the light of the sun. ~ Isaac Newton 1642 to 1727
Nothing can be more certain than this: that we are just beginning to learn something of the wonders of the world on which we live and move and have our being. ~ William Ramsay - 1852 to 1916
The country which is in advance of the rest of the world in chemistry will also be foremost in wealth and in general prosperity. ~ William Ramsay - 1852 to 1916
Every aspect of the world today – even politics and international relations – is affected by chemistry. ~ Linus Pauling - 1901 to 1994
It does not help that some politicians and journalists assume the public is interested only in those aspects of science that promise immediate practical applications to technology or medicine. - Steven Weinberg 1933 to present Theoretical Physicist
Although Nature needs thousands or millions of years to create a new species man needs only a few dozen years to destroy one. ~ Victor Scheffer 1906 to 2011 - Biologist
- $5 Preloaded 30-Day wireless service at 2¢ per VOICE TEXT & 2¢/MB nationwide 2G 3G & 4G LTE Data. That's 250 minutes talk or 250 texts or 250 MB Data.
- Our prepaid sim cards are designed for users that need a minimal amount of airtime each month/year. Sim card is free and pre-cut in 3 sizes to fit any device, standard-sized SIM, Micro-sized SIM or/and a Nano-sized SIM card.
- Supports GPS tracking devices such as but not limited to vehicle trackers, kid/pets tracker, personal tracker, senior tracker.
- No Activation fee NO Contract NO Credit Check.
- Our service will work within the United States in partnership with T-Mobile Network. Roaming is not supported in our plans.
- Control any plug in device from anywhere and keep an eye on your device's energy usage using the Geeni app (iOS 8 or higher/Android 4.1 or higher)
- No hub required, Wi-Fi built-in
- Set your schedule and automatically tailor your plugged in devices to perfectly fit your life
- Save money, energy and the environment
- Voice control with Amazon Alexa & Google assistant
- Powerful function :pedometer, distance, calorimetric measurement, heart rate monitoring, blood pressure monitoring, blood oxygen monitoring, sleep monitoring, SMS and content alerts, alarm settings, incoming calls alert, caller ID display, application messages alert, find your phone, anti lost, reminder of exercise goal.
- Methods: scan the QR code on the manual or download "Wearfit" in APP store. Please make sure your phone Bluetooth function was turned on. Open "Wearfit", click the selection of link to bracelet, find the device name in the list and click it. Then enter the main interface. The "wearfit" app is compatible with Bluetooth 4 and above smart phones, iOS version 8 above, or Android version 4.4 above.
- To measure heart rate, blood pressure and oxygen, it need to wait for 1-2 minutes. The measurements are for reference only, as it's not a medical device after all.
- The bracelet is made of special silicone, comfortable for wearing, suitable for 5.5-8 inch various sizes of wrist. 80mA lithium battery, charging 1.5 hours about 5 days of standby time.
- Waterproof: waterproof grade IP67, can effectively prevent the rainwater, sweat, and prevent dust.