473 Science claim verifications avg. score 5.9/10 245 rated (mostly) true 175 rated (mostly) false
“David Joseph Bohm's metaphysical views do not have broad acceptance in contemporary academic physics or philosophy.”
Bohm's broader metaphysics remains a minority position in academic physics and philosophy. Authoritative reference works and scholarly studies describe Bohmian mechanics as historically outside mainstream acceptance and the implicate order as largely absent from contemporary philosophy of physics. Specialized research and some pragmatic use of Bohmian methods do not amount to broad acceptance of Bohm's metaphysical framework.
“Eliminative materialism is a very popular position in metaphysics and consciousness studies.”
Contemporary evidence does not support describing eliminative materialism as very popular. The 2020 PhilPapers Survey reports only about 4.5% acceptance or inclination toward eliminativism, while academic literature portrays it as a recognized but frequently criticized position. Its scholarly visibility should not be confused with widespread endorsement.
“Bernoulli's principle, involving pressure differences, and Newton's third law, involving reaction forces, are two descriptions of the same underlying physical mechanism.”
Bernoulli pressure differences and Newtonian reaction forces are compatible descriptions of one aerodynamic interaction, especially in explanations of lift. Pressure forces on a wing correspond to momentum changes in the airflow. The wording is slightly imprecise because momentum change follows most directly from Newton’s second law, while the third law identifies the reciprocal forces between the wing and air.
“The Boolean prime ideal theorem is equivalent, in Zermelo–Fraenkel set theory without the axiom of choice, to Tychonoff's theorem for compact Hausdorff spaces.”
The stated equivalence is a standard result of choice theory. In ZF, the Boolean prime ideal theorem—equivalently, the ultrafilter lemma—proves that products of compact Hausdorff spaces are compact, and that restricted form of Tychonoff’s theorem implies the Boolean prime ideal theorem. Authoritative mathematical sources support both directions.
“In set theory without the axiom of choice but assuming the Boolean prime ideal theorem, every product of nonempty compact Hausdorff spaces is nonempty.”
The Boolean prime ideal theorem suffices to guarantee that every product of nonempty compact Hausdorff spaces has a point. This is a standard choice-principle equivalence in ZF and is supported by direct and independent mathematical sources. It does not require the full axiom of choice.
“Every Robbins algebra is a Boolean algebra.”
The universal statement is a settled mathematical theorem. McCune’s 1996 automated proof established that associativity, commutativity, and the Robbins axiom imply the axioms of Boolean algebra; subsequent peer-reviewed work verified and clarified the proof rather than overturning it.
“Approximately 2% of the global population has green eyes.”
The approximately 2% estimate is consistent with the American Academy of Ophthalmology and is widely repeated in eye-health literature. However, most cited sources trace the figure back to the same assertion rather than independent global prevalence studies, so the estimate is credible but not documented here with transparent primary data or methodology.
“Scientists warned that there is a secret base on the Moon after a giant fleet of UFOs was spotted on the Moon's surface, as reported by the Daily Mail.”
The Daily Mail did publish a report claiming Ukrainian scientists saw more than 20 unidentified objects near the Moon and speculated it could serve as a UFO base. But the underlying material was speculative and not peer-reviewed, and the report overstated uncertain observations as if they showed objects on the Moon's surface. The evidence supports the existence of the report, not the existence of a secret lunar base.
“The Dead Sea is the lowest point on Earth's land surface.”
Standard geographic sources identify the Dead Sea as the lowest point on Earth’s land surface. The only significant caveat is that some subglacial bedrock in Antarctica lies far lower, but that is not normally counted as land surface. The Dead Sea’s exact elevation changes over time, but the claim’s core meaning is correct.
“Dolphins evolved from terrestrial (land-dwelling) mammals whose ancestors later returned to living in the water.”
The evidence strongly supports a land-to-sea transition in cetacean evolution. Fossils, anatomy, and genomic studies show that dolphins are part of a whale lineage descended from terrestrial mammals that later became fully aquatic. Debate over the exact closest land relatives does not change that core conclusion.
“Sodium silicate solution (water glass), used in glass bonding, can help tin-based solder (solder wire or solder paste) bond during soldering because high temperature increases molecular motion and directly lowers the surface tension of tin.”
The core mechanism described is not supported by the evidence. Higher temperature can reduce molten tin’s surface tension, but that is an intrinsic property of tin and does not show that sodium silicate helps solder bond. The available sources describe sodium silicate mainly as a binder or adhesive, while solder wetting normally depends on flux chemistry and oxide control, not on sodium silicate lowering tin’s surface tension.
“A new data center in Utah will release waste heat and energy into the atmosphere each day equivalent to the energy of 23 atomic bombs.”
The headline number is broadly supported as a full-buildout energy-equivalence calculation, not a literal claim about explosions. Using the cited thermal load, 24 hours of operation comes out to roughly the energy of 23 Hiroshima-scale atomic bombs. But the figure is a projected maximum for full buildout, not a confirmed day-one or current daily release rate.
“In males living in the Kalahari environment, elevated circulating testosterone indicates that a sexual-selection-related physiological axis remains active in the population despite thermal stressors.”
The claim is not supported by the cited evidence. The only directly relevant study of desert-dwelling human males does not show elevated testosterone, and the broader heat-stress literature mostly points in the opposite direction: thermal stress tends to suppress testosterone and impair reproductive physiology. The inference to an active sexual-selection-related axis in Kalahari males is therefore unproven.
“Thermal selection and sexual selection can act in opposite directions in shaping organismal phenotypes.”
The evidence strongly supports the possibility of opposition between thermal selection and sexual selection. Multiple empirical and review sources show cases where traits favored for mating success are penalized under thermal stress, reducing heat tolerance, survival, or performance. Because the claim says these forces can act in opposite directions, documented examples are sufficient to establish it.
“As prey biomass declines with vegetation productivity and thermal load increases, the energetic cost of maintaining a large body mass in a low-resource environment increases.”
The core mechanism is well supported: large body mass carries higher absolute energetic demands, and higher thermal load raises the cost of staying functional, especially in resource-poor settings. Evidence also generally supports lower prey biomass where productivity is lower. The main caveat is that this productivity-to-prey link is not universal and varies by ecosystem and trophic structure.
“Station-based observations from the Kgalagadi/Kalahari Gemsbok National Park area show that the mean annual maximum temperature in the Kgalagadi region increased by about 0.039°C per year (about 1.6°C over 40 years).”
The claimed warming rate is broadly supported, but the exact framing overstates precision. A station record from Twee Rivieren shows mean annual maximum temperature rising by about 1.95°C from 1960 to 2009, or roughly 0.040°C per year, which is very close to 0.039°C per year. The “about 1.6°C over 40 years” wording is an approximation rather than a directly reported park-wide 40-year result.
“The publication by Lovich and Gibbons from 1992 is the best reference for analyzing sexual size dimorphism.”
The evidence supports Lovich and Gibbons (1992) as a classic, influential reference, but not as the uniquely best one. Reviews and later studies treat it as a standard starting point for measuring sexual size dimorphism while also recognizing alternative metrics and later refinements. The claim therefore overstates the paper’s standing relative to the broader methodological literature.
“Fairbairn (1997) is a widely cited methodological reference for measuring sexual size dimorphism.”
The literature supports this characterization. Fairbairn (1997) is widely cited across peer-reviewed studies as a methodological reference for analyzing sexual size dimorphism, particularly in allometric comparisons. The main caveat is that some papers attribute a specific SSD index formula to Lovich and Gibbons (1992), so Fairbairn is better understood as a broad analytical framework reference than the canonical formula source.
“A commonly circulated visualization of the joint wavefunction of two entangled photons resembles the yin-yang symbol.”
The widely shared image does look like a yin-yang and was circulated by major outlets as a visualization of entangled photons’ joint state. But the image was not a spontaneous yin-yang discovered in nature; it was a reconstructed result based on an intentionally encoded pattern in the experiment. That makes the claim broadly accurate but easy to overread.
“An adult Tyrannosaurus rex needed to eat about 700 kilograms of meat per day to avoid starvation.”
The evidence does not support a daily requirement anywhere near 700 kilograms of meat. Peer-reviewed estimates and reputable summaries place an adult T. rex far lower, often around 17-140 kg per day depending on metabolism, with even high-end models still well below 700 kg. The claim appears to confuse a possible one-time binge meal with a continuous daily starvation threshold.