What Science Doesn't Know Yet
Posted on July 3, 2005
Science Magazine and its online companion sites have an interesting new feature to celebrate the journal's 125th anniversary. The feature offers a look at the most compelling puzzles and questions facing scientists today -- 125 big questions that face scientific inquiry over the next quarter-century. Here is a list of the top 25 questions in the feature.
What Is the Universe Made Of?
What is the Biological Basis of Consciousness?
Why Do Humans Have So Few Genes?
To What Extent Are Genetic Variation and Personal Health Linked?
Can the Laws of Physics Be Unified?
How Much Can Human Life Span Be Extended?
What Controls Organ Regeneration?
How Can a Skin Cell Become a Nerve Cell?
How Does a Single Somatic Cell Become a Whole Plant?
How Does Earth's Interior Work?
Are We Alone in the Universe?
How and Where Did Life on Earth Arise?
What Determines Species Diversity?
What Genetic Changes Made Us Uniquely Human?
How Are Memories Stored and Retrieved?
How Did Cooperative Behavior Evolve?
How Will Big Pictures Emerge from a Sea of Biological Data?
How Far Can We Push Chemical Self-Assembly?
What Are the Limits of Conventional Computing?
Can We Selectively Shut Off Immune Responses?
Do Deeper Principles Underlie Quantum Uncertainty and Nonlocality?
Is an Effective HIV Vaccine Feasible?
How Hot Will the Greenhouse World Be?
What Can Replace Cheap Oil -- and When?
Will Malthus Continue to Be Wrong?