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Genetic Engineering: DNA Region Manipulation
The secrets of life are in the double helix. DNA region manipulation modifies entire segments of DNA including multiple genes and...

Sylvia Rose
Mar 273 min read
3 views


Genetic Engineering: Biotechnology of Change
Genetic engineering, manipulation or modification (GM) makes direct changes to DNA, influencing the characteristics of organisms. It's...

Sylvia Rose
Mar 273 min read
10 views


Slime Mold: Brainless Wonder & Evolutionary Link
Slime molds dwell in dark, damp environments of decaying matter, like forest floors or compost heaps. They morph between fungi and...

Sylvia Rose
Mar 264 min read
11 views


Biological Warfare: Microbes & Insects
Biological warfare is one of the most dangerous forms of attack. Many organisms naturally replicate and spread, while others introduce...

Sylvia Rose
Mar 253 min read
8 views


Effects of Extreme Heat on the Human Body
Extreme heat is a pressing reality for many parts of the world. Hazardous temperatures bring exhaustion, breathing problems, heatstroke,...

Sylvia Rose
Mar 224 min read
31 views


Humans in Space: Effects on Body & Mind
Space has a profound effect on the human body. Human bodies, adapted to life on Earth, undergo constant stressors in orbit. Astronauts...

Sylvia Rose
Mar 195 min read
27 views


Caffeine: Nature, Characteristics & Health
Caffeine is the world's most widely consumed psychoactive drug. Many rely on its stimulating effects. Caffeine occurs naturally in over...

Sylvia Rose
Mar 175 min read
14 views


Carbon Dioxide (CO2): the Good & the Bad
Carbon dioxide (CO2) is a colorless, odorless gas essential for life on Earth. CO2 is both a natural component of the atmosphere and a...

Sylvia Rose
Mar 84 min read
32 views


Tardigrades (Water Bears): Extreme Survivors
Tardigrades are micro-animals also called water bears or moss piglets, often found in water drops on moss. Known for resilience, they can...

Sylvia Rose
Mar 74 min read
13 views


How Bacteria Survive a Nuclear Explosion
Bacteria are among the most diverse organisms on Earth. They're found in extreme conditions like high acidity, toxic waste and scorching...

Sylvia Rose
Mar 74 min read
18 views


Survival of Bacteria in the Extremes of Space
Bacteria are highly adaptable and many survive in extreme conditions, like high acidity. Some can function in anaerobic habitats....

Sylvia Rose
Mar 53 min read
23 views


Citric Acid: Nature, Health & Science
Citric acid is found naturally in citrus fruits and generated by all living cells. It's used in cuisine, medicine, science and industry....

Sylvia Rose
Mar 44 min read
9 views


Food to Energy: Krebs Cycle & Cell Balance
Cellular respiration enables living organisms to turn food into energy. It revolves around the Krebs cycle, also known as the citric acid...

Sylvia Rose
Mar 43 min read
11 views


How to Grow Carrots
Carrots are root vegetables with bright pigments and sweet flavors. Their roots are storage vessels for starch and sugar and peek from...

Sylvia Rose
Mar 42 min read
18 views


Agriculture: Calvin Cycle in Photosynthesis
Photosynthesis enables plants to convert sunlight into energy in the form of glucose molecules to support plants and life on Earth....

Sylvia Rose
Mar 44 min read
21 views


Sweet Root Vegetables: Sugar & Starch
Root vegetables like carrots, beets or tuberous sweet potatoes are energy reservoirs. The plants store their power underground, packed...

Sylvia Rose
Mar 35 min read
18 views


How Astronauts Breathe in Space
Oxygen makes up 21% of the atmosphere. In the vacuum of space there is no atmosphere. Oxygen is created by electrolysis of water, solid...

Sylvia Rose
Mar 33 min read
17 views


Metalloproteins: Biochemistry of Nature & Health
Metalloproteins are biomolecules containing metal ions. From transporting oxygen and cell signals to catalyzing chemical reactions,...

Sylvia Rose
Feb 283 min read
14 views


Vermicompost: Composting with Worms
Vermicomposting turns organic waste into nutrient rich compost using the natural inclinations of worms like nightcrawlers and red...

Sylvia Rose
Feb 274 min read
14 views


Sustainable Gardening: Compost & Old Beer
Compost for the garden can benefit from the hidden nutrition of old or flat beer. Leftover brew contains vitamins and minerals to nourish...

Sylvia Rose
Feb 273 min read
16 views
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