Uncategorized
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GeneticsChemical tags on DNA appear to differ between gay and straight men
DNA marks distinguished homosexual men from heterosexual men with in a small twin study.
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HumansInto Africa: Ancient skeleton sheds light on reverse migration
Ancient man’s DNA helps reveal extent of Eurasian farmers’ back-to-Africa migration some 3,000 years ago.
By Bruce Bower -
Science & SocietyNobels note neutrinos, DNA, drugs
The Nobel Prizes in physics, chemistry and physiology or medicine ran the gamut this year, honoring both fundamental science discoveries and research with real-world impacts.
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ChemistryChemistry Nobel granted for deciphering DNA repair
Three researchers win chemistry Nobel for working out how cells fix damaged genetic material
By Meghan Rosen and Sarah Schwartz -
AnimalsOldest pregnant horselike fossil found
A 48-million-year-old fossil of an early horse and fetus is the oldest and best-preserved specimen of its kind.
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Science & SocietyGeneral relativity centennial celebrates Einstein’s genius
Science News uses the opportunity of the 100th anniversary of the general theory of relativity to take a deep dive into one — perhaps the most important — of Einstein’s scientific contributions.
By Eva Emerson -
Science & SocietySpecial Report: Gravity’s Century
After years of pondering the interplay of space, time, matter and gravity, Einstein produced, in a single month, an utter transformation of science’s conception of the cosmos: the general theory of relativity.
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Quantum PhysicsEntanglement: Gravity’s long-distance connection
The universe may be a vast quantum computer that safely encodes spacetime in an elaborate web of entanglement.
By Andrew Grant -
AnimalsNo eyes, no problem for color-sensing coral larvae
Switching colors of underwater light can switch preferences for where staghorn corals choose their forever homes.
By Susan Milius -
Particle PhysicsNeutrinos’ identity shift snares physics Nobel
Arthur McDonald and Takaaki Kajita shared the 2015 Nobel Prize in physics for the discovery that neutrinos oscillate between different types, which demonstrates that the particles have mass.
By Andrew Grant and Thomas Sumner -
Science & SocietyNeurological condition probably caused medieval scribe’s shaky handwriting
By scrutinizing a medieval scribe’s wiggly handwriting, scientists conclude that the writer suffered from essential tremor.
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AstronomyUsing general relativity to magnify the cosmos
Astronomers have Einstein to thank for the tools that bring far-away galaxies and maybe even black hole collisions into view.