When Will a Herpes Vaccine Be Available?
Understanding the complex journey to an HSV vaccine: the biological hurdles, the two distinct research goals, and the status of clinical trials.
What Does the Cycle Threshold (Ct) Value Mean in qPCR?
Understand the critical Ct value in qPCR. Learn how to accurately interpret high and low Ct numbers and the technical factors influencing these results.
How Many Yellow Jackets Live in a Nest?
Yellow jacket populations are not static. Discover how seasonal cycles and environmental factors determine if a colony holds 2,000 or 10,000 wasps.
Where Do Dungeness Crabs Live? Their Habitat Explained
Discover the specific environmental needs, geographic range, and life-stage habitat shifts that define where Dungeness crabs thrive.
What Is Bilateral Gynandromorphism?
Discover bilateral gynandromorphism, the rare genetic condition where an organism develops clearly defined male and female halves.
How Atolls Form and Why They’re Disappearing
Trace the geological origins of atolls via Darwin's theory and examine how millions of years of stability are threatened by rapid climate change.
How Do Eels Have Sex? The Mystery of Their Reproduction
Investigate the mysterious life cycle of eels, from epic spawning migrations to how the environment determines their sex.
What Does a Coyote Den Look Like?
Get reliable identification of coyote dens. Understand the critical differences in visual markers, placement, and seasonal use patterns.
What Kind of Bug Is Orange and Black?
Learn how biological classification distinguishes insects that use orange and black as a warning signal against predators.
How Long Do Emus Live For in the Wild and Captivity?
Explore the biological factors and survival challenges that define the maximum lifespan of the world's second-largest bird.