Every American Junior Academy of Science project Fairfolio holds: 1,041 entries across 8 years, with the abstract, category and awards the fair published for each one.
Counts cover every year of this fair and use its own category labels, exactly as the source published them. Each one links to that category's AJAS projects.
1041 projects · showing 841–870
AJAS · 2018
Animal Sciences (inferred)
Amino acids are essential to the human diet. However, little is known about how the body senses and perceives amino acids. To study chemosensory and gustatory systems on a smaller, simpler s…
AJAS · 2018
Wildfires are growing in both number and intensity across the United States as a result of many factors, including climate change, extreme drought, and human impacts. With this increase of w…
AJAS · 2018
According to a 2012 National Institutes of Health report, 23.5 million Americans were reported to suffer from autoimmune diseases, conditions in which the body attacks itself. This category…
AJAS · 2018
Roundup, produced by the company Monsanto, is the most widely used commercial herbicide. It is a selective, broad-spectrum preparation containing the active ingredient glyphosate, polyethoxy…
AJAS · 2018
Microbiology (inferred)
Approximately 1.7 million patients contract healthcare-associated infections (HAIs) each year and approximately 90,000 people die from them. Hand hygiene is the most effective way to reduce…
AJAS · 2018
Bisphenol A is a chemical that has been used to make plastics and resins since the 1960s. BPA has been shown to mimic estrogen hormones, allowing it to interact with estrogen receptors affec…
AJAS · 2018
Pictures represent scenes by recording different values of brightness and color at different locations. A typical digital camera has a sensor with millions of pixels. Each pixel has stored e…
AJAS · 2018
Arthrospira platensis, best known as Spirulina, is a freshwater extremophile cyanobacterium that has a particularly desirable quality for Mars exploration and colonization, in that it could…
AJAS · 2018
Mathematics (inferred)
The ratios used in this experiment, which were derived from the Fibonacci sequence by dividing the numbers in the sequence to get each individual ratio used. The Fibonacci sequence was deriv…
AJAS · 2018
Earth and Environmental Sciences (inferred)
To gain insight into the effect that gasoline contamination and ethanol flushing (a means of counteracting gasoline contamination) have on freshwater microorganisms, research on the physiolo…
AJAS · 2018
Farmers worldwide use glyphosate based herbicides (GBHs) to eliminate weeds and increase their crop yields. The active ingredient of GBHs, glyphosate, targets the shikimic acid pathway that…
AJAS · 2018
Ionically crosslinked alginate hydrogels can be permantly deformed and break under mechanical stimulation due to their low elasticity and brittleness. In this study, we engineered highly ela…
AJAS · 2018
Earth and Environmental Sciences (inferred)
Febreze is a brand of air fresheners and is marketed by Proctor and Gamble with world sales exceeding 1 billion dollars in 2011. In a 2009 study conducted by the Environmental Working Group,…
AJAS · 2018
Robotics and Intelligent Machines (inferred)
Traffic inefficiency is a problem that will only continue to grow as more and more people take on vehicles as their primary mode of transportation. Hold ups in traffic can lead to, at best,…
AJAS · 2018
Plant Sciences (inferred)
Browse is key to providing browsing animals biologically appropriate diets in captive settings. As deciduous trees make up the majority of browse available for harvest, it is not an option d…
AJAS · 2018
Microbiology (inferred)
Millions of people are affected every year due to antibiotic resistant bacteria, posing a threat to human well-being. Inappropriate and over usage of antibiotics, in addition to the emergenc…
AJAS · 2018
Biomedical and Health Sciences (inferred)
Introduction: Inflammation and infection are important in the etiopathogenesis of pulmonary diseases. Umbilical cords are usually discarded postdelivery. Mesenchymal stem cells (hMSCs) deriv…
AJAS · 2018
Autism is a developmental disorder that impairs the ability to communicate and interact. Children with Autism are more hyperactive and sleep deprived (autism-related behaviors) than a neurot…
AJAS · 2018
Energy efficient light emitting diodes (LEDs) have supplanted traditional incandescent bulbs as the default lighting component of a modern fixture. Unlike incandescent sources, LEDs emit lig…
AJAS · 2018
Energy and Transport (inferred)
Tests were run using a small model house with corresponding removable model roofs. This research project has had two phases thus far; Phase 1 focusing the difference in energy consumption fo…
AJAS · 2018
Earth and Environmental Sciences (inferred)
The objectives of this study were to determine the general response of vegetation to drought conditions; to test whether moisture deficiency was the limiting factor for vegetation growth in…
AJAS · 2018
Biomedical and Health Sciences (inferred)
The ability of microRNAs to regulate oncogenes through RNA interference makes them a promising target in cancer therapy. Specifically, miR-200c has gained attention in triple negative breast…
AJAS · 2018
Engineering (inferred)
The purpose of this project was to see if using a frontward pulling propellor gives the multirotor a higher velocity than the multirotor altering its pitch or yaw to achieve movement in a gi…
AJAS · 2018
Plant Sciences (inferred)
Commercially available compost is not always accessible and cannot always be trusted to be environmentally safe. The most basic problem with commercially available compost is that one doesn’…
AJAS · 2018
Environmental Engineering (inferred)
Responses to oil spills include; leaving spills undisturbed, removing with skimmers/ sorbents, breaking-up spills with dispersants or introducing biological agents to enhance oil degradation…
AJAS · 2018
Myxobolus cerebralis is a myxosporean parasite diminishing healthy salmonid populations throughout the United States via an infection known as “whirling disease”. Currently there is no treat…
AJAS · 2018
The normal development of an organism is tightly regulated and highly orchestrated by microRNAs (miRNA), short pieces of regulatory RNA. The timing of the expression of these miRNAs determin…
AJAS · 2018
The origins of life on earth is one of the most important questions under investigation One theory, panspermia, suggests that the earliest life on the planet may have been extraterrestrial i…
AJAS · 2018
Behavioural and Social Sciences (inferred)
Previous studies have shown body dissatisfaction and perfectionism to be elevated in individuals diagnosed with clinically significant eating disorders. However, past research has consistent…
AJAS · 2018
The prevalence and disability associated with discogenic low back pain (LBP) are significant and there is a general lack of widely accepted conservative treatments for the condition. Our stu…