Personal Tech

now browsing by category


As Seas Warm, Whales Face New Dangers –

MOUNT DESERT ROCK, Me. — By the very top of this six-story lighthouse, water moves past the horizon in each direction. A foghorn bleats double in 22-second phases, interrupting the endless chatter of herring gulls. At least two times per day, starting soon after sunrise, researchers scale ladders and stepsRead More

Elon Musk’s Mars Vision: A One-Size-Fits-All Rocket.

An Extremely Big One. –

ADELAIDE, Australia — Elon Musk is revising his aspirations for sending people to Mars, and that he claims that he has a clearer image of his company, SpaceX, will earn money on the way. The secret is a brand new rocket bigger than the one that he explained at aRead More

Following the Tsunami, Japan’s Sea Creatures Crossed an Ocean

TOKYO — The towering tsunami that ravaged Japan six years back also unleashed a very distinct type of danger onto the remote shore of North America: a large invasion of marine life from all throughout the Pacific Ocean. Countless species in the coastal waters of Japan — largely invertebrates suchRead More

New Gravitational Wave Saved From Colliding Black Holes –

In a second step ahead for the fast expanding world of imperceptible astronomy, scientists said Wednesday that about Aug. 14 they’d listed that the space-time reverberations called gravitational waves in the crash of a group of black holes 1.8 billion light years from here. This had been the fourth period,Read More

Moths, Alive and in Color, in All Their Diversity –

Moths belong to the night. We often only see them when light sends them spiraling down to surfaces, where they land and sit still, beaming out messages like antennaed aliens: Greetings from the World of Darkness. For many, their presence evokes fear; for some, wonder. For Emmet Gowin, who madeRead More

Birds Beware: Your Praying Mantis Requires Your Brain –

Tom Vaughan, a photographer subsequently residing in Colorado’s Mancos Valley, maintained a hummingbird feeder out his residence. 1 morning, he pitched through the portico doorway and noticed that a black-chinned hummingbird hanging out of the face of the red plastic opener such as a stray Christmas decoration. Initially, Mr. VaughanRead More

Clues into Africa’s Mysterious Past Found from Ancient Skeletons –

It had been just two years back that investigators discovered the first early human genome from Africa: a warrior in a cave from Ethiopia afforded DNA that proven to be 4,500 years old. On Thursday, an worldwide group of scientists reported they had regained much elderly genes out of boneRead More

Back in Mexico, Weavers Embrace Natural Alternatives to Hazardous Dyes –

TEOTITLÁN DEL VALLE, Mexico — As a young child, Porfirio Gutiérrez hiked in the mountains over the village along with his family each autumn, collecting the crops they’d utilize to create vibrant dyes for blankets and other woven products. They accumulated pericón, a kind of marigold that turned into theRead More

Cassini Vanishes Into Saturn, Its Mission Celebrated and Mourned –

PASADENA, Calif. — NASA’s Cassini spacecraft, the intrepid robotic explorer of Saturn’s glorious beauty, finished a trip of 20 years Friday just like a shooting star streaking across Saturn’s skies. From design, the stunt disappeared to Saturn’s air, reliving minutes after its closing sign slipped to the background sound ofRead More

Celebrating and Mourning Cassini at Its Own Finale in Saturn –

PASADENA, Calif. — Nearly at the appointed moment, the sign from Saturn disappeared and disappeared. That indicated the silent end of NASA’s Cassini spacecraft, almost 20 years after the launching. Here, in the California Institute of Technology, tens of thousands of people had assembled to commemorate the spacecraft’s ending —Read More