365 projects whose affiliated fair was here.
365 projects · showing 241–270
ISEF · 2017
Microbiology
Tetrahymena thermophila is a single-celled eukaryote that possesses the remarkable ability of viral immunity. No virus has been identified that is capable of infecting Tetrahymena. Our resea…
ISEF · 2017
Engineering Mechanics
Propeller shrouds can increase propeller efficiency. The purpose of the experiment was to determine if a propeller shroud modeled after the propeller’s natural slipstream could increase prop…
ISEF · 2017
Chemistry
Chelation of nutritionally important minerals enhances bioavailability compared to simple metal salts. The extent of amino acid chelation dramatically affects the absorption of metal ions in…
ISEF · 2017
Behavioral and Social Sciences Second Award
Compassion fade—the phenomenon of decreasing sympathy and willingness to donate when the number of victims of a crisis increases—has been invoked to help explain a variety of human failings,…
ISEF · 2017
Plant Sciences
A corn field is found in every state in America. Increasing their corn yield is an ongoing economic challenge for farmers. Farmers are hesitant to purchase seed for their farms located east…
ISEF · 2017
Engineering Mechanics
3D printers are becoming more accessible, but are still expensive to achieve high precision in a large build volume. As an alternative to traditional Cartesian 3D printers, which have a larg…
ISEF · 2017
Computational Biology and Bioinformatics
Altruism is the tendency of individuals to behave in ways that benefit the whole at the expense of the individual. Due to the complexity of interactions between living organisms, it is chall…
ISEF · 2017
Earth and Environmental Sciences
Man-made polymers create a strain in waste management strategies as decomposition is not practical and combustion of these material creates greenhouse gases. The researched method will decre…
ISEF · 2017
Behavioral and Social Sciences Fourth Award
There is a need for people who are struggling with anxiety-related disorders as well as general stress to be able to improve the quality of life and overall health. The purpose of the experi…
ISEF · 2017
Environmental Engineering
In many developing countries, average citizens do not have access to clean drinking water. By building types of cheap, easily built filters, these citizens may have access to water that is l…
ISEF · 2017
Robotics and Intelligent Machines
Genetic Algorithms (GAs) are a recent and relatively unexplored form of basic artificial intelligence. Many applications still need development. This project is an attempt to determine the c…
ISEF · 2017
Physics and Astronomy
Asteroid collisional families and orbital groups are crucial towards tracing back the history of solar system collisions and in identifying unusual alignment factors, such as hypothetical ou…
ISEF · 2017
Biomedical Engineering
Quantitative measurement of human gait is currently prohibitively expensive in the field of orthotics and prosthetics. This project is investigating the capabilities of a relatively inexpens…
ISEF · 2017
Microbiology
Sinusitis is very common condition in the United States, afflicting 15% of the population each year. This study tested the antimicrobial/ inhibitory effects of Kimchi against the common Gram…
ISEF · 2017
Biochemistry
Chemotherapy is frequently the only viable treatment for cancer patients. But tumor cells are capable of adapting and developing resistance to this treatment. Autophagy, the cell’s recycling…
ISEF · 2017
Systems Software
When database breaches of large companies occur, attackers swarm the leaked files, attempting to crack user passwords contained within to sell or use for identity theft. Companies employing…
ISEF · 2017
Environmental Engineering Fourth Award
Forward Osmosis (FO) is an alternative method of desalination that uses a hypertonic “draw" solution to leach water molecules from a hypotonic "feed" solution such as seawater across a semip…
ISEF · 2017
Physics and Astronomy
Spectral analysis can be used to identify the class of near-Earth asteroids (NEAs) to determine their relative density. The hypothesis stated NEAs are both S-Type asteroids (denser asteroids…
ISEF · 2017
Earth and Environmental Sciences
Radon is a colorless, odorless gas that seeps through cracks in the foundations of homes and buildings, poisoning the air inside. As a known carcinogen, most research surrounding the toxin f…
ISEF · 2017
Biomedical and Health Sciences
This project was designed to study how triclosan in antibacterial toothpaste affects the ecology of the oral flora. 41 participants brushed with non-antibacterial toothpaste twice a day for…
ISEF · 2017
Animal Sciences
A horse’s heart rate and behavior is critical in many aspects of the equine world, e.g. sports events. This experiment studied the effect of different genres of music when grooming a horse o…
ISEF · 2017
Engineering Mechanics
Golfers constantly strive to improve their game, shot distance in particular. There are many things that influence distance on a golf ball. Some of these factors include: dimple: quantity, d…
ISEF · 2017
Chemistry
Antioxidants are theorized to help reduce the risk of degenerative diseases by helping to destroy and neutralize free radicals arising from oxidative reactions in our body. A voltaic cell co…
ISEF · 2017
Animal Sciences
In insects, oxidative stress is a crucial factor in life expectancy, reproduction, and sexual selection. The preparation for and process of sterilization puts mosquitoes under many forms of…
ISEF · 2017
Microbiology
Pseudomonas chlororaphis O6 (PcO6) is a naturally-occurring bacteria that grows on wheat roots in commercial fields in Cache Valley, Utah. PcO6 allows plants to survive longer in droughts by…
ISEF · 2017
Microbiology
The purpose of this experiment was to determine what chemical best inhibited the growth of the oral bacterium Streptococcus mutans and Streptococcus oralis. These bacteria produce biofilms a…
ISEF · 2017
Environmental Engineering Fourth Award
My research this year aimed to design a novel process to utilize landfill leachate and wastewater centrate, two highly prevalent forms of waste around the world, to recover valuable nutrient…
ISEF · 2016
Third Award
The Gas Electron Multiplier (GEM) was first introduced at CERN by F. Sauli. This project uses 3D printing technology to manufacture a GEM. Conductive and nonconductive thermoplastics were us…
ISEF · 2016
Energy: Sustainable Materials and Design
This research was based on previous research conducted on obtaining biofuels from various food waste sources. It was determined that wasted grease was the best source for biofuel production.…
ISEF · 2016
While research and experimentation on the viral invasion of the human cell exists, there are few working models of the process itself. This study sought to model and analyze a system of feed…