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tobias0981 reblogged
steemstem (73)in #steemstem • 8 years ago
Introducing SteemStem Distilled #1
Welcome to the first issue of SteemSTEM Distilled, a curation effort by the members of the @steemstem team. SteemSTEM is a community driven project which seeks to promote…
$62.27
Past Payouts $62.27
- Author $57.38
- Curators $4.88
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
How do enzymes catalyse biological reactions?
Many of the reactions that occur in the body would happen at remarkably low rates under physiological conditions. In chemistry, a catalyst is used to increase the rate of a…
$73.33
Past Payouts $73.33
- Author $65.00
- Curators $8.34
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
The fat that makes you thin – What is brown fat?
When most people think of fat, they will probably picture a tyre of flab lingering around the midriff (or something of the sort), much like the image below. This is known as…
$63.66
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- Author $51.46
- Curators $12.20
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
How do cells generate energy?
Everyone knows that oxygen is required to live. But, why is that the case? What is it about oxygen that is essential for life? To be able to harness the of energy from…
$72.59
Past Payouts $72.59
- Author $55.64
- Curators $16.96
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
How do muscles contract?
Contraction in the simplest sense is shortening of a muscle fibre. When muscles receive stimulation from the nervous system, the required fibres simultaneously shorten to produce…
$19.55
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- Author $15.57
- Curators $3.98
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
Malignant hyperthermia – An introduction to the pathophysiology
Many of you will have heard of hypothermia, a life-threatening decrease in body temperature. While hyperthermia is the opposite, a dangerous increase in body temperature.…
$34.15
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- Author $26.84
- Curators $7.31
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
Why can’t you hold your breath until you die?
Hold your breath for as long as you can. Breath holding kid How long did you last? No more than a few minutes, I would guess. If you try and hold your breath…
$34.05
Past Payouts $34.05
- Author $26.29
- Curators $7.76
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
How is DNA amplified?
When collecting a sample of DNA there is often a very small amount to play with. This can be very problematic for many biochemists for two main reasons. Firstly if you are…
$7.20
Past Payouts $7.20
- Author $6.57
- Curators $0.63
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
How does the heart change at birth?
When a baby is born, there are rapid changes in the heart that occur. This is due to the very different demands of the heart when a baby is breathing air normally upon birth or…
$111.69
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- Author $84.22
- Curators $27.47
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
MystiFACT-or-FICTION response #1 – Orgasmic oxytocin
Oxytocin is best known as the ‘ love hormone ’. Despite this, there are many other, less well known, effects that oxytocin has on the body which I will be discussing in this…
$3.66
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- Author $3.14
- Curators $0.52
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
What happens after you break a bone?
Many of you will or have already broken a bone. But are you curious as to how it goes from this… Back to this…. Most people might think that bones are very static…
$0.99
Past Payouts $0.99
- Author $0.81
- Curators $0.18
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tobias0981 reblogged
jerrybanfield (75)in #poloniex • 8 years ago
Poloniex Disables Steem + SBD = 15% Profit?
1128 SBD for $1000 today on Poloniex because of the temporary disabling of Steem and Steem Dollars! Is was looks like a purely negative event in the number one cryptocurrency…
$186.07
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- Author $153.76
- Curators $32.31
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tobias0981 reblogged
ovij (57)in #philosophy • 8 years ago
Is Abortion Murder?
Abortion has always been a very contentious topic. Unlike many other fields of science and medicine, in the subject of ethics, and certainly abortion, there are no correct…
$0.25
Past Payouts $0.25
- Author $0.21
- Curators $0.04
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
By activating telomerase our cells could divide forever
Telomeres vs Telomerase A telomere is a densely-packed region at the very end of chromosome (consisting of heterochromatin). Due to the high density of heterochromatin, these…
$3.18
Past Payouts $3.18
- Author $2.45
- Curators $0.73
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tobias0981 reblogged
ovij (57)in #science • 8 years ago
Why do you get pain in your left arm when having a heart attack?
A heart attack is caused when your coronary arteries become sufficiently blocked that heart muscles can no longer get an adequate supply of oxygen. When heart cells actually die…
$16.06
Past Payouts $16.06
- Author $12.17
- Curators $3.89
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