Permafrost in coldest Arctic areas will melt faster than thought, releasing large amounts of greenhouse gases

Posted on Categories Discover Magazine

No, calamity is not imminent. But new findings offer worrisome insights into the ongoing transformation of the Arctic—and our planet. Collapsed permafrost block of coastal tundra on Alaska’s Arctic Coast. (Source: USGS) The coldest reaches of the Arctic on land were once thought to be at least temporarily shielded from a major — and worrisome — effect of a warming climate: widespread melting of permafrost. But a recent study suggests t ...read more

Wherever They Go, These Spiders Always Evolve the Same Way

Posted on Categories Discover Magazine

We often assume that evolution is entirely unpredictable. But, that's not always the case. Some evolutionary changes seem to be at least partly hardwired into a species' DNA. For an example, we can look to ecomorphs, species that occupy the same habitat and look generally alike, despite not being very closely related to each other. In some cases, species will repeatedly evolve the same characteristics as they move from one location to another, as if it were predestined.  Those Are the Op ...read more

On Twitter, Truths Are Continually Trounced by Falsehoods

Posted on Categories Discover Magazine

Thomas Jefferson was quite clear in his belief that an informed citizenry formed the very foundation of a functioning democracy. If that’s the case, then the hive mind of Twitter is an indication that our democratic foundation may be crumbling. It’s impossible engage in rational, productive discussions about the current state of affairs if people can’t sip from a mutual fount of objective truth—the sky is blue, the Earth is round. When we diverge from the truth, we can p ...read more

Beneath an Outhouse, a 19th Century Brothel’s Secrets Are Revealed

Posted on Categories Discover Magazine

For Jade Luiz, a graduate student in archaeology at Boston University, historical archaeology is all about detective work. Through piecing together historical documents and archaeological finds from the outdoor toilet, or privy, of a former brothel near Boston’s North End, she’s been reconstructing the lives of women who participated in sex work in the mid-1800s. Louisa Cowen, for example, who in 1856 took over as the madam of 27–29 Endicott Street—the brothel behind whi ...read more

Amelia Earhart’s Final Resting Place

Posted on Categories Discover Magazine

Where in the world is Amelia Earhart? It’s a question that has captivated the public ever since the famed aviator went missing in 1937 over the Pacific Ocean. Theories and conspiracies abound, but most of the detective work has focused on a collection of bones unearthed on Nikumaroro, one of a spray of remote atolls scattered like freckles in the Pacific between Hawaii and Australia. Mystery Bones In 1940, a skull and several other bones, bearing signs of having been nibbled by coconut ...read more