Bb5a31f81ClaimThe Toba supervolcano eruption occurred approximately 70,000 years ago, severely reducing the global human populationAgreeDisagree
Bb5a31f81ClaimIce core samples dating to approximately 11,000 years ago reveal elevated concentrations of iridium associated with the Younger Dryas impact hypothesisAgreeDisagree
Bb5a31f81ClaimGerman chemist Fritz Haber developed the industrial Haber-Bosch process for synthesizing ammonia directly from atmospheric nitrogenAgreeDisagree
Bb5a31f81ClaimFritz Haber received the 1918 Nobel Prize in Chemistry for Fritz Haber's work on ammonia synthesisAgreeDisagree
Bb5a31f81ClaimThe 1883 Krakatoa eruption caused an absence of a normal summer season across Europe in 1884AgreeDisagree
Bb5a31f81ClaimApproximately 25 percent of poliovirus infections produce only mild clinical symptoms including fever, sore throat, or headacheAgreeDisagree
Bb5a31f81ClaimRoughly 70 percent of individuals infected with the poliovirus remain completely asymptomaticAgreeDisagree
Bb5a31f81ClaimThe pesticide atrazine alters sexual development in frogs, inducing complete sex reversal from male to female phenotypesAgreeDisagree
Bb5a31f81ClaimThe 1883 volcanic eruption of Krakatoa injected atmospheric particulates that lowered global temperatures by approximately two degrees CelsiusAgreeDisagree
Bb5a31f81ClaimIn the human menstrual cycle, the follicular phase spans the first two weeks before ovulationAgreeDisagree
Bb5a31f81ClaimEstrogen and progesterone receptors are present in human cells throughout the body and brainAgreeDisagree
Bb5a31f81ClaimCloud seeding requires introducing substances like silver iodide or dry ice into sub-zero clouds to trigger ice crystal formation and induce precipitationAgreeDisagree
Bb5a31f81ClaimOn average, only one out of every ten clouds precipitates naturally without weather modificationAgreeDisagree
Bb5a31f81ClaimArtificially dissipated thin clouds yield less than one millimeter of precipitation at the surfaceAgreeDisagree
Bb5a31f81ClaimHomo sapiens depends continuously on Earth's biosphere and other biological species for air, water, and nourishmentAgreeDisagree
Bb5a31f81ClaimIn the Swiss underwear soil health study published in August 2026, cotton decomposition rates in agricultural fields and meadows ranked between private gardens and lawnsAgreeDisagree
Bb5a31f81ClaimIn August 2026, Swiss researchers published findings demonstrating that cotton underwear decomposed slowest in lawns and fastest in private gardensAgreeDisagree
Bb5a31f81ClaimIn 2021, Swiss researchers asked farmers and volunteers to bury cotton underwear for two months to measure soil decomposition ratesAgreeDisagree
Bb5a31f81ClaimSoil samples and buried cotton underwear from the 2021 Swiss soil study were evaluated at a University of Zurich laboratoryAgreeDisagree