NASAの火星探査車「パーサヴィアランス」が2024年に発見した鉱物から過去に生命が存在した可能性が示唆された件について、NASAは過去の生命の痕跡である可能性を示す「潜在的生命指標(potential biosignature)」であるという評価を下したと発表しました。

In a quiet corner of an ancient riverbed on Mars, a speckled rock has pushed the search for extraterrestrial life into its ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

近年の系外惑星探査によって、様々な恒星で地球サイズの惑星がいくつも発見されており、近い将来にこうした惑星の観測から地球外生命の痕跡が見つかる期待が高まっている。地球外生命の探索では、生命が存在する証拠となる物質や物理現象を検出する ...

NASA announced Thursday that its Perseverance rover found a rock with organic molecules and strange markings. On Earth, these could mean past life. However, NASA is hesitant. Such signs could stem ...

Dimethyl sulfide is cool—and a potential biosignature—but scientists are urging caution before we declare a plankton party some 120 light-years away. Reading time 5 minutes Last week, researchers ...

Have you ever had your cheek fat measured? I have. I wish it was just cheek fat. I also hopped on a 360-degree body scanner and had a pair of metal calipers taken to my knee, chin, stomach, hips, and ...

Background. Early Lyme disease patients often present to the clinic prior to developing a detectable antibody response to Borrelia burgdorferi, the etiologic agent ...