Ritalin and Adderall are two of the most popular neuroenhancing drugs, and though they may have real effects on memory and attention, their other health effects are still difficult to assess.
Most consumer products currently contain some components from genetically-modified organisms, but the health and environmental risks of these products are still unknown.
Implanting multiple embryos at once, a common practice in U.S. in vitro fertilization clinics, increases the chance of a successful pregnancy, but also risks expensive and potentially-dangerous multiple births.
Obesity is turning out to be much more complex than overeating and lack of exercise, as new research finds genetic, hormonal, neurological, and even immunological factors that appear to relate to weight.
The growth of assisted reproductive technologies has created a market for sex cell donors, but females who donate eggs still face a number of risks and ethical concerns.
Science at Yale has changed substantially during the past decades, and recent surveys show both strengths and room for improvement in Yale’s science education system.