Singapore
Singapore is a city-state at the southern tip of the Malay Peninsula in Southeast Asia, an island nation of remarkable prosperity built on what was,…
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Leonardo da Vinci
Leonardo da Vinci was an Italian polymath of the High Renaissance whose range across art and science has made his name a byword for genius. Born in…
The Sun
The Sun is the star at the centre of the Solar System, a vast sphere of hot plasma whose gravity holds the planets in their orbits and whose light…
The Age of the Universe
The universe is about 13.8 billion years old. Once a matter of wide uncertainty and heated debate, this figure is now known with remarkable…
Fermat's Last Theorem
Fermat's Last Theorem states that no three positive whole numbers can satisfy the equation a to the power n, plus b to the power n, equals c to the…
Steve Jobs
Steve Jobs was an American entrepreneur and the co-founder of Apple, widely regarded as one of the most influential figures in the history of…
Quantum Entanglement as a Substrate for Consciousness
The hypothesis proposes that quantum entanglement between microtubule subunits inside neurons could provide a physical substrate for unified…
Renewable Energy and Electrical Grid Stability
Wind and solar generation are non-dispatchable and produce zero rotational inertia, raising legitimate concerns about frequency regulation and…
Phrenology
Phrenology was a popular nineteenth century practice that claimed a person's character and mental abilities could be read from the shape and bumps of…
The Human Brain
The human brain is the command centre of the body and the most complex object known in the universe. Weighing only about 1.4 kilograms, it contains…
Mars
Mars is the fourth planet from the Sun and the most Earth-like of our neighbours, a cold, rusty-red desert world that has captivated humans for…
The Hard Problem of Consciousness
The hard problem of consciousness is the question of why and how physical processes in the brain give rise to subjective experience, the felt quality…
Dark Matter: The Leading Theoretical Framework for Missing Mass in the Universe
Dark matter is the leading theoretical framework proposed to explain gravitational effects observed in galaxies and galaxy clusters that cannot be…
Bald Eagle
The bald eagle is a large bird of prey native to North America and the national bird and emblem of the United States. With its white head and tail,…
Planet Nine
Planet Nine is a hypothetical large planet proposed to exist in the far outer reaches of our Solar System, well beyond Neptune and Pluto. It has…
Rainbow
A rainbow is a band of colour that appears in the sky when sunlight is bent and split by water droplets in the air. Familiar and beloved across every…
Blue Whale
The blue whale is the largest animal ever known to have lived, bigger even than any dinosaur. Reaching up to about 30 metres long and weighing as…
Special Relativity
Special relativity is the theory of space and time that Albert Einstein published in 1905. It revolutionized physics by showing that measurements of…
Earthquake
An earthquake is a sudden shaking of the ground caused by the release of energy deep within the Earth. Most are too faint to feel, but the largest…
Lion
The lion (Panthera leo) is a large cat of the genus Panthera, the second-largest living cat after the tiger. Once spread across Africa, southern…
Free Will
Free will is the question of whether people are truly free to choose their actions, or whether every choice is the inevitable product of prior…