Profiles in Science
Eske Willerslev Is Rewriting History With DNA
The world-renowned geneticist scrutinizes ancient DNA for clues to the earliest chapters in the human story.
Highlights
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CreditRuth Fremson/The New York Times Chasing Immortality
Dogs Test Drug Aimed at Humans’ Biggest Killer: Age
A drug that lengthened the lives of laboratory mice is being tested on dogs as scientists look for alternatives to treating one disease at a time.
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CreditKayana Szymczak for The New York Times Man Receives First Penis Transplant in the United States
A Massachusetts man who had lost his penis to cancer underwent the operation as part of a program that ultimately aims to help combat veterans.
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CreditJames King-Holmes/Science Source Scientists Talk Privately About Creating a Synthetic Human Genome
The project poses ethical issues about whether humans could be created without parents.
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CreditMichael Medeiros/Emily Dickinson Museum; Amherst College Archives and Special Collections The Lost Gardens of Emily Dickinson
Archaeologists are excavating the grounds of the home where the poet lived in hopes of restoring her botanical treasures.
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CreditBrendan Fenerty Humans and Mastodons Coexisted in Florida, New Evidence Shows
The discovery of an unmistakable human artifact proves that humans colonized northern Florida by 14,550 years ago.
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Op-Docs
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Credit Errol Morris: ‘Demon in the Freezer’
Smallpox has inflicted untold suffering and death. So why are we keeping it around?
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Raw Data
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CreditJohn Hersey Science of Consciousness Conference Is Carnival of the Mind
A meeting in Tucson brought together an eclectic mix of searchers for that spark that scientists have yet to adequately explain.
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CreditEitan Abramovich/Agence France-Presse — Getty Images Australia to Lay Off Leading Scientist on Sea Levels
The scientist, John Church, confirmed that he was one of 275 scientists that an Australian science agency said would be dismissed.
Trilobites
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CreditJonas Piontek A Place Where Lightning Strikes Almost 300 Days a Year
Locals in the area known as Lake Maracaibo, by the Catatumbo River can expect electrical storms during more than 80 percent of the year.
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CreditMuseum Victoria Foot-Long Ancient Tooth Discovered on Australian Beach
The tooth belonged to an extinct species of sperm whale that lived five million years ago.
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CreditLiangbing Hu Wood That Could be Mistaken for Glass
The scientists say they were “very surprised by how transparent it could go.”
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Credit Mercury’s Colorful Path Across the Sun
Solar physicists at NASA witnessed the Mercury Transit in a rainbow of wavelengths.
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CreditBill Ingalls/NASA Watch Mercury Sail Across the Sun
For about seven hours starting Monday morning, the planet will appear as a black speck awash in the sun’s light in an event called the Mercury transit.
