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Denise Chow

Denise Chow is a reporter for NBC News Science focused on general science and climate change.

Denise Chow is a reporter for NBC News Science focused on general science and climate change.

Latest from Denise Chow

Lake Mead nears dead pool status as water levels hit another historic low

Lake Mead's water levels this week dropped to historic lows, bringing the nation's largest reservoir less than 150 feet away from "dead pool" — when the

Heat waves and high energy costs are hitting some communities hard

From Kansas to Michigan, some 10 million Americans were facing sweltering conditions Monday as high heat and humidity smothered the middle of the country.
12d ago

How strong is your Covid immunity? A blood test could offer some insight

A newly developed blood test that measures the activation of T cells in the body could help doctors gauge how much immunity a person has against Covid-19.
13d ago

FAA asks SpaceX for more than 75 changes before it can use Texas launch site

The Federal Aviation Administration on Monday released its environmental assessment of SpaceX's proposed spacecraft and rocket for missions to the moon and Mars

Monarch butterfly populations may be more stable than previously thought

Monarch butterfly populations in North America may be more stable than scientists previously thought — at least during the summer breeding months.
23d ago

5 planets to form rare alignment in the sky this weekend

Five planets are set to align this weekend, giving skywatchers the rare opportunity to see Mercury, Venus, Mars, Jupiter and Saturn with the naked eye.

Ancient city in Iraq unearthed after extreme drought

The ruins of a 3,400-year-old Bronze Age city were unearthed in Iraq after extreme drought severely depleted water levels in the Mosul Dam.
26d ago

On the hunt for asteroids that could hit Earth, with a little help from the past

In an effort to protect Earth from asteroid impacts, a tool called ADAM uses existing archives of data to help researchers discover new near-Earth asteroids.

U.S. heat sets records, spurring cities to take action

Cities across the U.S. are preparing for what could be a sweltering summer, enacting rules to protect people during heat waves and experimenting with
31d ago

NASA looks to solar sails as a way to power future missions

The NASA-funded Diffractive Solar Sailing project is developing technologies to fly spacecraft through the cosmos propelled entirely with photons from sunlight.

Al Gore's climate project names new CEO

The Climate Reality Project, an environmental nonprofit group founded by Al Gore, announced clean energy advocate Phyllis Cuttino is set to lead the organization.