time

Is time travel possible? | Space

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Is time travel possible? Short answer: Yes, and you’re doing it right now — hurtling into the future at the impressive rate of one second per second. You’re pretty much always moving through time at the same speed, whether you’re watching paint dry or wishing you had more hours to visit with a friend from … Read more

Archaeologists Find 2,000-Year-Old Lesson on Sea Level Changes Destroying Societies

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Archaeologists have linked rising and lowering sea levels in the Atlantic Ocean to the ebbs and flows of ancient civilizations in southern Brazil. The findings, which incorporate several lines of past archaeological evidence, suggest even large, resilient, and cooperative coastal communities can easily go out with the tide.   When analyzing and dating a series … Read more

The Longest Full Moon of 2021 Is About to Occur. Here’s How to Watch

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December’s cold moon, the longest full moon of the year, will debut this Saturday night (December 18), making it the last full moon before the winter solstice in the Northern Hemisphere.   To catch the cold moon at its fullest, look up at 11:36 pm EST (0432 UTC on December 19). If you miss that moment, you’ll … Read more

NASA’s Mars helicopter Ingenuity passes 30 minutes of total air time

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The first Martian drone has reached the 30 minute air time mark. After a 117-second Mars sortie on Dec. 5, the total flight time for the Ingenuity helicopter is 30 minutes and 48 seconds after 17 total flights, NASA’s Jet Propulsion Laboratory said in a statement on Wednesday (Dec. 15). There was a delay in … Read more

NASA Spacecraft ‘Touches’ the Sun for the First Time Ever

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A NASA spacecraft has entered a previously unexplored region of the Solar System—the Sun’s outer atmosphere, or corona. The long-awaited milestone, which happened in April but was announced on 14 December, is a major accomplishment for the Parker Solar Probe, a craft that is flying closer to the Sun than any mission in history. “We … Read more

For The First Time in History, a Spacecraft Has ‘Touched’ The Sun

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In an incredible historic first, a human-made spacecraft has swooped in and made contact with the Sun. On 28 April 2021, NASA’s Parker Solar Probe actually flew into and through the solar corona, the upper atmosphere of the Sun. Not only did it live to tell the tale – proving the efficacy of Parker’s high-tech … Read more

Mars helicopter Ingenuity flies for 17th time on Red Planet

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NASA’s Mars helicopter Ingenuity soared through the Red Planet skies for the 17th time last weekend, but we’ll have to wait a little longer yet to get a full accounting of the flight. The 4-pound (1.8 kilograms) chopper appeared to hit all of its marks during the 614-foot-long (187 meters) traverse, which occurred on Dec. … Read more

Strenuous 8-Year Effort to Replicate Key Cancer Research Finds an Unwelcome Surprise

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The replicability of scientific studies is under the microscope like never before: scientists are increasingly examining just how many studies can be repeated with the same results a second or third time around.   If a study doesn’t pass the so-called replication test, that casts some doubt over the findings; newly published investigations are now indicating … Read more

It’s time to tuck your plants into a compost bed for winter

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By Clare Wilson GAP Photos Winter and early spring are a good time of year for gardeners to enrich their soil with organic matter such as manure and compost. Many of the plants have died back, leaving more room to dig the material into the soil or making it easier to just lay it on … Read more