#WB Science
When did we discover stars are mostly made of hydrogen and helium?
In 1925, Cecilia Payne showed that stars are composed primarily of hydrogen and helium, overturning Earth-centered assumptions about the universe.
What was the IQ of Homo habilis, and did they ask questions?
Homo habilis, living two million years ago, likely had an IQ of 50-60. Their early cooperation in hunting and childbirth may have sparked simple, abstract ...
What is the nature of timbre?
Multiple sound waves including both harmonic and overtone waves, as well as the attack and decay which is the shape of the waves individually and ...
What is the IQ of a chimpanzee?
Comparing the EQ of chimps and humans gives chimps an equivalent IQ of about 35 to 40.
How far away is Voyager 1?
Voyager 1 is more than 160 AU from the Sun, the farthest yet, but still only at the edge of our cosmic neighborhood.
What does LUCA tell us about our origins?
LUCA shows that all life on Earth shares a single, ancient origin—making life fundamentally connected, not divided.
Did Homo heidelbergensis speak?
Language likely emerged gradually, and its roots probably predate modern humans by hundreds of thousands of years.
When did blood evolve in life on Earth?
Blood evolved gradually over billions of years; oxygen-carrying hemoglobin later transformed complex life.
Does gravity travel, or does it exist everywhere all at once?
When thinking about the speed of light, remember that gravity never waits. Light can be delayed by matter, but gravity propagates freely through spacetime.
Is the Big Bang singularity scientific or philosophical?
Physicists often talk about the idea that the universe exploded from nothing in a singularity, that idea is more philosophical than scientic. The universe's expansion ...
When did ancient humans develop symbolic thought?
Neanderthals in Spain were leaving unmistakably symbolic marks on cave walls at least 70,000 years ago.
Which came first, the chicken or the egg?
The egg. Long before chickens existed, eggs were a successful evolutionary strategy.
Can humans breathe the air of other planets?
Futurism < Cosmology < Science
Debunking Myth: Do bananas and humans share 60% of their genes?
Yes, humans and bananas share about “60% of their basic DNA building blocks.
How many more Pluto-like dwarf planets are in our solar system?
Our solar system likely contains hundreds of Pluto-like worlds—and possibly hundreds of thousands more far beyond Pluto itself.
Does time travel exist?
Physics allows time to bend forward, but all observations so far show that causality is preserved.
Does my gravity pull on the Sun?
Gravity is universal: every mass influences every other mass, no matter how small.
Evolution: Why did we start walking upright?
Great Apes < Evolution < Science
Is space truly empty? Anywhere?
Emptiness belongs to philosophy. Physics reveals a universe where a true voids do not exist.
Trivia: How many moons does the solar system have: less than or more than 200?
Solar System < Cosmology < Science