This is the week of FAST which is being held at the International Palms Resort and Conference Center in Orlando. We of Capital Microscope will be there showing all the newest in microscopy and science education equipment. We hope that you and other teachers will be able to attend. Make sure you come by our booth and register for the Ken-A-Vision Professor Series Microscope that we will be giving away.
Surely you've already used your existing microscopes and realized that they just need a little tune up. This is also the perfect time of year to think about having your microscopes and balances professionally serviced. Stop by the booth so we can go over what our service program includes.
When you come by the booth this week you can also see the following products on display.
National 205 - https://microscopesandmore.com/node/1336
National 210 - https://www.microscopesandmore.com/node/414
National 456TBL-10 - https://www.microscopesandmore.com/node/459
National DC-128 - https://www.microscopesandmore.com/node/643
Swift M3601 - https://www.microscopesandmore.com/node/991
Ohaus CS2000 Compact Scale - https://www.microscopesandmore.com/node/789
Before you come you can take a look at these products on our website and then come to see them in person at our booth. We look forward to seeing you and helping you with any questions you have about our many excellent products.
Since 1989, Capital Microscope Services, Inc. has made a commitment to providing our customers with quality products and services at affordable prices.
Wednesday, October 19, 2011
Friday, October 7, 2011
October Science History Tidbits
Biology
In 1997, American biology professor Stanley B. Prusiner won the Nobel Prize for medicine for discovering "prions," described as "an entirely new genre of disease-causing agents.
Chemistry
In 1971, the mole - the amount of substance (matter) - was adopted as a chemical measurement added to the six base quantities of the SI (International System of scientific units). The decision was made by the Conférence Général des Poids et Mesures (CGPM), the principal executive organization under the Treaty of the Meter. IUPAC's participation was led by M.L. McGlashan. The mole is the amount of substance of a system which contains as many elementary entities as there are carbon atoms in 0.012 kg of carbon 12. The elementary entities must be specified and may be atoms, molecules, ions, electrons, other particles, or specified groups of such particles. The agreed symbol for the unit is mol, and the symbol for amount of substance is n.
Earth Science
In 1608, Johannes Lippershey (c.1570-c.1619) demonstrated a new invention, the first optical (refracting) telescope - prototype of the modern telescopes - to the Netherlands StatesLippershey was a lens grinder who furnished spectacles. An apprentice discovered that - by separating both a long-focus lens and a short-focus lens in front of the eye - distant objects appeared closer. Lippershey mounted lenses in tubes, applied for a patent in 1608, and also offered them for sale to the Dutch government, which appreciated their military value. When Galileo heard of the device, he made a similar arrangement and used it to study the heavens. It was named a "telescope" by a guest at an outdoor banquet 14 Apr 1611 honouring Galileo, where he demonstrated it to the assembly.
Physics
In 1956, The Physical Review published a paper by Tsung Dao Lee and Chen Ning Yang on the Question of Parity Conservation in Weak Interactions. They addressed an issue that had long been believed, but for which there had been no experimental support. Yet, there existed a Theta-Tau Puzzle (C.F. Powell, 1949) in the disintegration of certain cosmic ray particles via the nuclear weak force. Lee and Yang believed this was because of parity violation, which contradicted the generally accepted "law" of conservation of parity. They proposed a study of experiments involving weak interactions. Chien-Shiung Wu validated non-conservation of parity on 27 Dec 1956 in their suggestion to study beta decay of cobalt-60.
General
In 1957, the Space Age began as the Soviet Union, to the dismay of the United States, launched Sputnik, the first man made satellite, into orbit around the earth. The craft circled the earth every 95 minutes at almost 20,000 miles per hour 500 miles above the Earth. The Sputnik (meaning "companion" or "fellow traveller") was launched from Kazakhstan. It stayed in orbit for about three months. Sputnik fell from the sky on 4 Jan 1958. The 184-lb satellite had transmitted a radio signal picked up around the world, and instrumentation for temperature measurement.
In 1997,
American biology professor Stanley B. Prusiner won the Nobel Prize for medicine
for discovering "prions," described as "an entirely new genre of
disease-causing agents.
In 1971,
the mole - the amount of substance (matter) - was adopted as a chemical
measurement added to the six base quantities of the SI (International System of
scientific units). The decision was made by the Conférence Général des Poids et
Mesures (CGPM), the principal executive organization under the Treaty of the
Meter. IUPAC's participation was led by M.L. McGlashan. The mole is the amount
of substance of a system which contains as many elementary entities as there
are carbon atoms in 0.012 kg of carbon 12. The elementary entities must be
specified and may be atoms, molecules, ions, electrons, other particles, or
specified groups of such particles. The agreed symbol for the unit is mol, and
the symbol for amount of substance is n.
In 1608,
Johannes Lippershey (c.1570-c.1619) demonstrated a new invention, the first
optical (refracting) telescope - prototype of the modern telescopes - to the
Netherlands States General. Lippershey was a lens grinder who furnished
spectacles. An apprentice discovered that - by separating both a long-focus
lens and a short-focus lens in front of the eye - distant objects appeared
closer. Lippershey mounted lenses in tubes, applied for a patent in 1608, and
also offered them for sale to the Dutch government, which appreciated their
military value. When Galileo heard of the device, he made a similar arrangement
and used it to study the heavens. It was named a "telescope" by a
guest at an outdoor banquet 14 Apr 1611 honouring Galileo, where he demonstrated
it to the assembly.
In 1956,
The Physical Review published a paper by Tsung Dao Lee and Chen Ning Yang on
the Question of Parity Conservation in Weak Interactions. They addressed an
issue that had long been believed, but for which there had been no experimental
support. Yet, there existed a Theta-Tau Puzzle (C.F. Powell, 1949) in the
disintegration of certain cosmic ray particles via the nuclear weak
force. Lee and Yang believed this was because of parity violation, which
contradicted the generally accepted "law" of conservation of parity.
They proposed a study of experiments involving weak interactions. Chien-Shiung
Wu validated non-conservation of parity on 27 Dec 1956 in their suggestion to
study beta decay of cobalt-60.
In 1957,
the Space Age began as the Soviet Union, to the dismay of the United States,
launched Sputnik, the first manmade satellite, into orbit around the earth. The
craft circled the earth every 95 minutes at almost 20,000 miles per hour 500
miles above the Earth. The Sputnik (meaning "companion" or
"fellow traveller") was launched from Kazakhstan. It stayed in orbit
for about three months. Sputnik fell from the sky on 4 Jan 1958. The 184-lb
satellite had transmitted a radio signal picked up around the world, and
instrumentation for temperature measurement.
October Science History Tidbits
Biology In 1997,
American biology professor Stanley B. Prusiner won the Nobel Prize for medicine
for discovering "prions," described as "an entirely new genre of
disease-causing agents.
Chemistry In 1971,
the mole - the amount of substance (matter) - was adopted as a chemical
measurement added to the six base quantities of the SI (International System of
scientific units). The decision was made by the Conférence Général des Poids et
Mesures (CGPM), the principal executive organization under the Treaty of the
Meter. IUPAC's participation was led by M.L. McGlashan. The mole is the amount
of substance of a system which contains as many elementary entities as there
are carbon atoms in 0.012 kg of carbon 12. The elementary entities must be
specified and may be atoms, molecules, ions, electrons, other particles, or
specified groups of such particles. The agreed symbol for the unit is mol, and
the symbol for amount of substance is n.
Earth
Science In 1608,
Johannes Lippershey (c.1570-c.1619) demonstrated a new invention, the first
optical (refracting) telescope - prototype of the modern telescopes - to the
Netherlands States General. Lippershey was a lens grinder who furnished
spectacles. An apprentice discovered that - by separating both a long-focus
lens and a short-focus lens in front of the eye - distant objects appeared
closer. Lippershey mounted lenses in tubes, applied for a patent in 1608, and
also offered them for sale to the Dutch government, which appreciated their
military value. When Galileo heard of the device, he made a similar arrangement
and used it to study the heavens. It was named a "telescope" by a
guest at an outdoor banquet 14 Apr 1611 honouring Galileo, where he
demonstrated it to the assembly.
Physics In 1956,
The Physical Review published a paper by Tsung Dao Lee and Chen Ning Yang on
the Question of Parity Conservation in Weak Interactions. They addressed an
issue that had long been believed, but for which there had been no experimental
support. Yet, there existed a Theta-Tau Puzzle (C.F. Powell, 1949) in the
disintegration of certain cosmic ray particles via the nuclear weak
force. Lee and Yang believed this was because of parity violation, which
contradicted the generally accepted "law" of conservation of parity.
They proposed a study of experiments involving weak interactions. Chien-Shiung
Wu validated non-conservation of parity on 27 Dec 1956 in their suggestion to
study beta decay of cobalt-60.
General In 1957,
the Space Age began as the Soviet Union, to the dismay of the United States,
launched Sputnik, the first manmade satellite, into orbit around the earth. The
craft circled the earth every 95 minutes at almost 20,000 miles per hour 500
miles above the Earth. The Sputnik (meaning "companion" or
"fellow traveller") was launched from Kazakhstan. It stayed in orbit
for about three months. Sputnik fell from the sky on 4 Jan 1958. The 184-lb
satellite had transmitted a radio signal picked up around the world, and
instrumentation for temperature measurement.
Quote
Here is
a quote for you and your students to ponder.
Teachers open
the door. You enter by yourself.
Chinese Proverb
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