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Earth

Not your typical crash: This week in space

A decades-old Soviet spacecraft on course to crash into Earth after spending more than five decades in orbit, NASA faces a major budget cut, and Japan moves closer to landing on the Moon; This Week in Space

Ettay Nevo, Davidson Institute of Science | 05.13.25

One of the oldest known rock deposits lies in the Jack Hills of Western Australia, containing crystals of the mineral zircon. A researcher holds a rock sample from the Jack Hills

The world’s oldest lake: New evidence for earlier life on Earth

Scientists believe that the oldest forms of life on the planet began roughly 3.7 billion years ago; Could Earth's fresh water—and life itself—have appeared earlier than that?

Itamar Karbi, Davidson Institute of Science | 05.10.25

An artist’s rendition of the planet K2-18b, with its host star rising on the left

Real clues to life beyond Earth?

A study using the James Webb Space Telescope identifies molecules in the atmosphere of a planet beyond our solar system that, on Earth, are produced solely by biological activity; however, the findings are still a long way from confirming that life exists there

Ettay Nevo/Davidson Institute of Science | 05.03.25

כוכב הלכת BD+05 4868 Ab, עם השובל שמשתרע לאורך של עד 9 מיליון ק"מ

Disintegrating planet 140 light-years away leaves massive comet-like trail

A rocky exoplanet named BD+05 4868 Ab, discovered by NASA’s TESS telescope, is losing mass equivalent to Mount Everest per orbit and leaving behind a massive debris trail

Yogev Israeli | 04.24.25

Up and down: The science behind mountain growth and decline

Tectonic forces push mountains like Everest upward while erosion and glacial melt reshape continents, revealing Earth’s dynamic balance between uplift, decay and climate-driven change

Shaked Engelberg/Davidson Institute of Science | 04.13.25

Mountain ranges in the Brazilian Highlands

How deep mantle currents shape the Earth's surface

Identifying mantle waves could provide insights into major climatic events, such as ice ages, ancient mass extinctions and even intraplate earthquakes

Shaked Engelberg/Davidson Institute of Science | 04.05.25

Asteroid closing in on Earth: This Week in Space

Asteroid impact risk is rising but not yet alarming; SpaceX expedites the return of stranded astronauts, a new New Glenn rocket is in development and the debate over astronomical legacy

Ettay Nevo/Davidson Institute of Science | 02.25.25

Israeli scientist buys land in Amazon to save the planet

Prof. Uri Shanas, founder of TiME, says anyone can join fight to protect nature; 'We mobilize the public—even with $1—to buy and preserve critical lands,' he explains; TiME has safeguarded over 12,000 square kilometers of endangered ecosystems worldwide

Sharon Kidon | 02.12.25

Tides create friction between the oceans and Earth's crust, slowing the planet's rotation. The Moon’s influence on Earth's tides

As glaciers melt, days grow longer

Continued glacier melting, researchers predict that climate change could extend the length of a day by approximately 2.62 milliseconds by the end of the 21st century

Shaked Engelberg/Davidson Institute of Science | 01.11.25

התייבשות של מאגר מים בארה"ב בגלל החום הכבד

'An existential threat to billions': Earth is drying up, and the future looks grim

New UN report warns of existential crisis as escalating aridity and dryness could reshape life on Earth by end of century; by 2100, up to five billion people may face severe climate conditions, drastically impacting ecosystems, water resources and human livelihoods

Yogev Israeli | 12.12.24

ההרס בעיר ולנסיה לאחר גשמי הסערה והשיטפונות שפגעו במזרח ספרד

Climate change driving frequent extreme weather events, study

Research by the Alfred Wegener Institute suggests that without current global warming, the severe damage to life and property from these events would likely have been less intense

Yogev Israeli | 11.11.24

The hottest day – Breaking heat records again and again

Three main factors have contributed to the breaking of heat records again this year; human activity, the configuration of the continents, and the El Niño phenomenon, of these, only the first is within our control

Itamar Karbi/ Weizmann Institute of Science | 10.18.24

The debate over earth's age

Publishing of the theory of evolution, and the long time period required for the processes it describes, further promoted the conflict regarding the timing of our planet's formation; Physicists who set out to debunk the theory for religious reasons ended up revolutionizing the field of geology

Anat Shapira, Davidson Institute | 10.05.24

What are the components of the atmosphere?

The atmosphere’s five layers and especially their gasses are essential to our existence on Earth, but how do they all work exactly?

Itamar Karbi/Davidson Institute of Science | 10.03.24

Are you willing to fly longer to help save the planet?

Study suggests reducing flight speeds by 15% could cut fuel consumption by 5%-7%; the trade-off? Longer travel times

Yogev Israeli | 09.26.24